Home / 9,127.16-12,595.54-5,349.48

Finding the Fourth Proportional to 9,127.16, 12,595.54 and 5,349.48

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Solution

The fourth proportional to 9,127.16, 12,595.54 and 5,349.48 is: 7,382.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.16 : 12,595.54 = 5,349.48 : x
  2. Step 2: Convert to fraction form
    9,127.16/12,595.54 = 5,349.48/x
  3. Step 3: Cross multiply
    9,127.16x = 12,595.54 × 5,349.48
  4. Step 4: Simplify right side
    9,127.16x = 67,379,589.32
  5. Step 5: Solve for x
    x = 67,379,589.32/9,127.16
  6. Step 6: Final answer
    x = 7,382.32

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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.