Home / 8,117.16-11,201.60-4,581.52

Finding the Fourth Proportional to 8,117.16, 11,201.60 and 4,581.52

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Solution

The fourth proportional to 8,117.16, 11,201.60 and 4,581.52 is: 6,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117.16 : 11,201.60 = 4,581.52 : x
  2. Step 2: Convert to fraction form
    8,117.16/11,201.60 = 4,581.52/x
  3. Step 3: Cross multiply
    8,117.16x = 11,201.60 × 4,581.52
  4. Step 4: Simplify right side
    8,117.16x = 51,320,354.43
  5. Step 5: Solve for x
    x = 51,320,354.43/8,117.16
  6. Step 6: Final answer
    x = 6,322.45

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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.