Home / 2,504.46-3,455.85-1,385.24

Finding the Fourth Proportional to 2,504.46, 3,455.85 and 1,385.24

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Solution

The fourth proportional to 2,504.46, 3,455.85 and 1,385.24 is: 1,911.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.46 : 3,455.85 = 1,385.24 : x
  2. Step 2: Convert to fraction form
    2,504.46/3,455.85 = 1,385.24/x
  3. Step 3: Cross multiply
    2,504.46x = 3,455.85 × 1,385.24
  4. Step 4: Simplify right side
    2,504.46x = 4,787,181.65
  5. Step 5: Solve for x
    x = 4,787,181.65/2,504.46
  6. Step 6: Final answer
    x = 1,911.47

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,505.46, 3,457.23 and 1,386.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.