Home / 3,523.02-5,280.10-1,547.43

Finding the Fourth Proportional to 3,523.02, 5,280.10 and 1,547.43

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Solution

The fourth proportional to 3,523.02, 5,280.10 and 1,547.43 is: 2,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.02 : 5,280.10 = 1,547.43 : x
  2. Step 2: Convert to fraction form
    3,523.02/5,280.10 = 1,547.43/x
  3. Step 3: Cross multiply
    3,523.02x = 5,280.10 × 1,547.43
  4. Step 4: Simplify right side
    3,523.02x = 8,170,585.14
  5. Step 5: Solve for x
    x = 8,170,585.14/3,523.02
  6. Step 6: Final answer
    x = 2,319.20

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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.