Home / 5,417.43-8,124.90-1,718.97

Finding the Fourth Proportional to 5,417.43, 8,124.90 and 1,718.97

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Solution

The fourth proportional to 5,417.43, 8,124.90 and 1,718.97 is: 2,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.43 : 8,124.90 = 1,718.97 : x
  2. Step 2: Convert to fraction form
    5,417.43/8,124.90 = 1,718.97/x
  3. Step 3: Cross multiply
    5,417.43x = 8,124.90 × 1,718.97
  4. Step 4: Simplify right side
    5,417.43x = 13,966,459.35
  5. Step 5: Solve for x
    x = 13,966,459.35/5,417.43
  6. Step 6: Final answer
    x = 2,578.06

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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.