Home / 5,177.61-7,132.95-4,547.07

Finding the Fourth Proportional to 5,177.61, 7,132.95 and 4,547.07

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Solution

The fourth proportional to 5,177.61, 7,132.95 and 4,547.07 is: 6,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.61 : 7,132.95 = 4,547.07 : x
  2. Step 2: Convert to fraction form
    5,177.61/7,132.95 = 4,547.07/x
  3. Step 3: Cross multiply
    5,177.61x = 7,132.95 × 4,547.07
  4. Step 4: Simplify right side
    5,177.61x = 32,434,022.96
  5. Step 5: Solve for x
    x = 32,434,022.96/5,177.61
  6. Step 6: Final answer
    x = 6,264.28

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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.