Home / 7,557.13-10,429.03-4,154.09

Finding the Fourth Proportional to 7,557.13, 10,429.03 and 4,154.09

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Solution

The fourth proportional to 7,557.13, 10,429.03 and 4,154.09 is: 5,732.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.13 : 10,429.03 = 4,154.09 : x
  2. Step 2: Convert to fraction form
    7,557.13/10,429.03 = 4,154.09/x
  3. Step 3: Cross multiply
    7,557.13x = 10,429.03 × 4,154.09
  4. Step 4: Simplify right side
    7,557.13x = 43,323,108.46
  5. Step 5: Solve for x
    x = 43,323,108.46/7,557.13
  6. Step 6: Final answer
    x = 5,732.75

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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.