Home / 8,088.61-11,160.43-4,550.53

Finding the Fourth Proportional to 8,088.61, 11,160.43 and 4,550.53

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Solution

The fourth proportional to 8,088.61, 11,160.43 and 4,550.53 is: 6,278.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.61 : 11,160.43 = 4,550.53 : x
  2. Step 2: Convert to fraction form
    8,088.61/11,160.43 = 4,550.53/x
  3. Step 3: Cross multiply
    8,088.61x = 11,160.43 × 4,550.53
  4. Step 4: Simplify right side
    8,088.61x = 50,785,871.53
  5. Step 5: Solve for x
    x = 50,785,871.53/8,088.61
  6. Step 6: Final answer
    x = 6,278.69

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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.