Home / 8,154.84-11,253.76-4,618.10

Finding the Fourth Proportional to 8,154.84, 11,253.76 and 4,618.10

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Solution

The fourth proportional to 8,154.84, 11,253.76 and 4,618.10 is: 6,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.84 : 11,253.76 = 4,618.10 : x
  2. Step 2: Convert to fraction form
    8,154.84/11,253.76 = 4,618.10/x
  3. Step 3: Cross multiply
    8,154.84x = 11,253.76 × 4,618.10
  4. Step 4: Simplify right side
    8,154.84x = 51,970,989.06
  5. Step 5: Solve for x
    x = 51,970,989.06/8,154.84
  6. Step 6: Final answer
    x = 6,373.02

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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.