Home / 9,077.49-13,617.95-3,154.15

Finding the Fourth Proportional to 9,077.49, 13,617.95 and 3,154.15

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Solution

The fourth proportional to 9,077.49, 13,617.95 and 3,154.15 is: 4,731.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.49 : 13,617.95 = 3,154.15 : x
  2. Step 2: Convert to fraction form
    9,077.49/13,617.95 = 3,154.15/x
  3. Step 3: Cross multiply
    9,077.49x = 13,617.95 × 3,154.15
  4. Step 4: Simplify right side
    9,077.49x = 42,953,056.99
  5. Step 5: Solve for x
    x = 42,953,056.99/9,077.49
  6. Step 6: Final answer
    x = 4,731.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.