Home / 11,338.83-15,637.11-7,088.53

Finding the Fourth Proportional to 11,338.83, 15,637.11 and 7,088.53

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Solution

The fourth proportional to 11,338.83, 15,637.11 and 7,088.53 is: 9,775.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.83 : 15,637.11 = 7,088.53 : x
  2. Step 2: Convert to fraction form
    11,338.83/15,637.11 = 7,088.53/x
  3. Step 3: Cross multiply
    11,338.83x = 15,637.11 × 7,088.53
  4. Step 4: Simplify right side
    11,338.83x = 110,844,123.35
  5. Step 5: Solve for x
    x = 110,844,123.35/11,338.83
  6. Step 6: Final answer
    x = 9,775.62

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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.