Home / 10,549.28-15,822.56-4,704.54

Finding the Fourth Proportional to 10,549.28, 15,822.56 and 4,704.54

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Solution

The fourth proportional to 10,549.28, 15,822.56 and 4,704.54 is: 7,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.28 : 15,822.56 = 4,704.54 : x
  2. Step 2: Convert to fraction form
    10,549.28/15,822.56 = 4,704.54/x
  3. Step 3: Cross multiply
    10,549.28x = 15,822.56 × 4,704.54
  4. Step 4: Simplify right side
    10,549.28x = 74,437,866.42
  5. Step 5: Solve for x
    x = 74,437,866.42/10,549.28
  6. Step 6: Final answer
    x = 7,056.20

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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.