Home / 8,045.10-11,101.68-5,392.08

Finding the Fourth Proportional to 8,045.10, 11,101.68 and 5,392.08

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Solution

The fourth proportional to 8,045.10, 11,101.68 and 5,392.08 is: 7,440.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.10 : 11,101.68 = 5,392.08 : x
  2. Step 2: Convert to fraction form
    8,045.10/11,101.68 = 5,392.08/x
  3. Step 3: Cross multiply
    8,045.10x = 11,101.68 × 5,392.08
  4. Step 4: Simplify right side
    8,045.10x = 59,861,146.69
  5. Step 5: Solve for x
    x = 59,861,146.69/8,045.10
  6. Step 6: Final answer
    x = 7,440.70

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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.