Home / 5,007.02-7,502.28-1,718.31

Finding the Fourth Proportional to 5,007.02, 7,502.28 and 1,718.31

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Solution

The fourth proportional to 5,007.02, 7,502.28 and 1,718.31 is: 2,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.02 : 7,502.28 = 1,718.31 : x
  2. Step 2: Convert to fraction form
    5,007.02/7,502.28 = 1,718.31/x
  3. Step 3: Cross multiply
    5,007.02x = 7,502.28 × 1,718.31
  4. Step 4: Simplify right side
    5,007.02x = 12,891,242.75
  5. Step 5: Solve for x
    x = 12,891,242.75/5,007.02
  6. Step 6: Final answer
    x = 2,574.64

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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.