Home / 10,464.48-15,700.56-4,305.12

Finding the Fourth Proportional to 10,464.48, 15,700.56 and 4,305.12

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Solution

The fourth proportional to 10,464.48, 15,700.56 and 4,305.12 is: 6,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.48 : 15,700.56 = 4,305.12 : x
  2. Step 2: Convert to fraction form
    10,464.48/15,700.56 = 4,305.12/x
  3. Step 3: Cross multiply
    10,464.48x = 15,700.56 × 4,305.12
  4. Step 4: Simplify right side
    10,464.48x = 67,592,794.87
  5. Step 5: Solve for x
    x = 67,592,794.87/10,464.48
  6. Step 6: Final answer
    x = 6,459.26

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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.