Home / 11,529.11-15,903.42-7,497.02

Finding the Fourth Proportional to 11,529.11, 15,903.42 and 7,497.02

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Solution

The fourth proportional to 11,529.11, 15,903.42 and 7,497.02 is: 10,341.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,529.11 : 15,903.42 = 7,497.02 : x
  2. Step 2: Convert to fraction form
    11,529.11/15,903.42 = 7,497.02/x
  3. Step 3: Cross multiply
    11,529.11x = 15,903.42 × 7,497.02
  4. Step 4: Simplify right side
    11,529.11x = 119,228,178.29
  5. Step 5: Solve for x
    x = 119,228,178.29/11,529.11
  6. Step 6: Final answer
    x = 10,341.49

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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.