Home / 10,572.60-15,883.56-9,096.40

Finding the Fourth Proportional to 10,572.60, 15,883.56 and 9,096.40

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Solution

The fourth proportional to 10,572.60, 15,883.56 and 9,096.40 is: 13,665.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572.60 : 15,883.56 = 9,096.40 : x
  2. Step 2: Convert to fraction form
    10,572.60/15,883.56 = 9,096.40/x
  3. Step 3: Cross multiply
    10,572.60x = 15,883.56 × 9,096.40
  4. Step 4: Simplify right side
    10,572.60x = 144,483,215.18
  5. Step 5: Solve for x
    x = 144,483,215.18/10,572.60
  6. Step 6: Final answer
    x = 13,665.82

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1.5x scale

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.