Home / 11,621.74-17,425.68-4,602.76

Finding the Fourth Proportional to 11,621.74, 17,425.68 and 4,602.76

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Solution

The fourth proportional to 11,621.74, 17,425.68 and 4,602.76 is: 6,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.74 : 17,425.68 = 4,602.76 : x
  2. Step 2: Convert to fraction form
    11,621.74/17,425.68 = 4,602.76/x
  3. Step 3: Cross multiply
    11,621.74x = 17,425.68 × 4,602.76
  4. Step 4: Simplify right side
    11,621.74x = 80,206,261.46
  5. Step 5: Solve for x
    x = 80,206,261.46/11,621.74
  6. Step 6: Final answer
    x = 6,901.40

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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.