Home / 12,547.93-17,316.45-6,882.91

Finding the Fourth Proportional to 12,547.93, 17,316.45 and 6,882.91

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Solution

The fourth proportional to 12,547.93, 17,316.45 and 6,882.91 is: 9,498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547.93 : 17,316.45 = 6,882.91 : x
  2. Step 2: Convert to fraction form
    12,547.93/17,316.45 = 6,882.91/x
  3. Step 3: Cross multiply
    12,547.93x = 17,316.45 × 6,882.91
  4. Step 4: Simplify right side
    12,547.93x = 119,187,566.87
  5. Step 5: Solve for x
    x = 119,187,566.87/12,547.93
  6. Step 6: Final answer
    x = 9,498.58

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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.