Home / 11,854.50-16,357.59-6,547.92

Finding the Fourth Proportional to 11,854.50, 16,357.59 and 6,547.92

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Solution

The fourth proportional to 11,854.50, 16,357.59 and 6,547.92 is: 9,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.50 : 16,357.59 = 6,547.92 : x
  2. Step 2: Convert to fraction form
    11,854.50/16,357.59 = 6,547.92/x
  3. Step 3: Cross multiply
    11,854.50x = 16,357.59 × 6,547.92
  4. Step 4: Simplify right side
    11,854.50x = 107,108,190.71
  5. Step 5: Solve for x
    x = 107,108,190.71/11,854.50
  6. Step 6: Final answer
    x = 9,035.23

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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.