Home / 10,291.65-14,202.39-5,575.92

Finding the Fourth Proportional to 10,291.65, 14,202.39 and 5,575.92

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Solution

The fourth proportional to 10,291.65, 14,202.39 and 5,575.92 is: 7,694.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.65 : 14,202.39 = 5,575.92 : x
  2. Step 2: Convert to fraction form
    10,291.65/14,202.39 = 5,575.92/x
  3. Step 3: Cross multiply
    10,291.65x = 14,202.39 × 5,575.92
  4. Step 4: Simplify right side
    10,291.65x = 79,191,390.45
  5. Step 5: Solve for x
    x = 79,191,390.45/10,291.65
  6. Step 6: Final answer
    x = 7,694.72

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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.