Home / 11,496.02-15,864.66-6,780.29

Finding the Fourth Proportional to 11,496.02, 15,864.66 and 6,780.29

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Solution

The fourth proportional to 11,496.02, 15,864.66 and 6,780.29 is: 9,356.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,496.02 : 15,864.66 = 6,780.29 : x
  2. Step 2: Convert to fraction form
    11,496.02/15,864.66 = 6,780.29/x
  3. Step 3: Cross multiply
    11,496.02x = 15,864.66 × 6,780.29
  4. Step 4: Simplify right side
    11,496.02x = 107,566,916.23
  5. Step 5: Solve for x
    x = 107,566,916.23/11,496.02
  6. Step 6: Final answer
    x = 9,356.89

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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.