Home / 8,155.55-11,253.72-4,570.02

Finding the Fourth Proportional to 8,155.55, 11,253.72 and 4,570.02

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Solution

The fourth proportional to 8,155.55, 11,253.72 and 4,570.02 is: 6,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.55 : 11,253.72 = 4,570.02 : x
  2. Step 2: Convert to fraction form
    8,155.55/11,253.72 = 4,570.02/x
  3. Step 3: Cross multiply
    8,155.55x = 11,253.72 × 4,570.02
  4. Step 4: Simplify right side
    8,155.55x = 51,429,725.47
  5. Step 5: Solve for x
    x = 51,429,725.47/8,155.55
  6. Step 6: Final answer
    x = 6,306.11

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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.