Home / 3,457.24-5,184.95-1,377.16

Finding the Fourth Proportional to 3,457.24, 5,184.95 and 1,377.16

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Solution

The fourth proportional to 3,457.24, 5,184.95 and 1,377.16 is: 2,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.24 : 5,184.95 = 1,377.16 : x
  2. Step 2: Convert to fraction form
    3,457.24/5,184.95 = 1,377.16/x
  3. Step 3: Cross multiply
    3,457.24x = 5,184.95 × 1,377.16
  4. Step 4: Simplify right side
    3,457.24x = 7,140,505.74
  5. Step 5: Solve for x
    x = 7,140,505.74/3,457.24
  6. Step 6: Final answer
    x = 2,065.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.