Home / 3,530.10-5,295.15-3,465.30

Finding the Fourth Proportional to 3,530.10, 5,295.15 and 3,465.30

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Solution

The fourth proportional to 3,530.10, 5,295.15 and 3,465.30 is: 5,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.10 : 5,295.15 = 3,465.30 : x
  2. Step 2: Convert to fraction form
    3,530.10/5,295.15 = 3,465.30/x
  3. Step 3: Cross multiply
    3,530.10x = 5,295.15 × 3,465.30
  4. Step 4: Simplify right side
    3,530.10x = 18,349,283.30
  5. Step 5: Solve for x
    x = 18,349,283.30/3,530.10
  6. Step 6: Final answer
    x = 5,197.95

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Double scale
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Similar ratio
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1.5x scale

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.