Home / 10,624.64-15,931.56-3,602.48

Finding the Fourth Proportional to 10,624.64, 15,931.56 and 3,602.48

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Solution

The fourth proportional to 10,624.64, 15,931.56 and 3,602.48 is: 5,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624.64 : 15,931.56 = 3,602.48 : x
  2. Step 2: Convert to fraction form
    10,624.64/15,931.56 = 3,602.48/x
  3. Step 3: Cross multiply
    10,624.64x = 15,931.56 × 3,602.48
  4. Step 4: Simplify right side
    10,624.64x = 57,393,126.27
  5. Step 5: Solve for x
    x = 57,393,126.27/10,624.64
  6. Step 6: Final answer
    x = 5,401.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.