Home / 10,513.38-14,507.87-6,534.39

Finding the Fourth Proportional to 10,513.38, 14,507.87 and 6,534.39

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Solution

The fourth proportional to 10,513.38, 14,507.87 and 6,534.39 is: 9,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513.38 : 14,507.87 = 6,534.39 : x
  2. Step 2: Convert to fraction form
    10,513.38/14,507.87 = 6,534.39/x
  3. Step 3: Cross multiply
    10,513.38x = 14,507.87 × 6,534.39
  4. Step 4: Simplify right side
    10,513.38x = 94,800,080.65
  5. Step 5: Solve for x
    x = 94,800,080.65/10,513.38
  6. Step 6: Final answer
    x = 9,017.09

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1.5x scale

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.