Home / 9,724.64-14,591.76-4,176.40

Finding the Fourth Proportional to 9,724.64, 14,591.76 and 4,176.40

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Solution

The fourth proportional to 9,724.64, 14,591.76 and 4,176.40 is: 6,266.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,724.64 : 14,591.76 = 4,176.40 : x
  2. Step 2: Convert to fraction form
    9,724.64/14,591.76 = 4,176.40/x
  3. Step 3: Cross multiply
    9,724.64x = 14,591.76 × 4,176.40
  4. Step 4: Simplify right side
    9,724.64x = 60,941,026.46
  5. Step 5: Solve for x
    x = 60,941,026.46/9,724.64
  6. Step 6: Final answer
    x = 6,266.66

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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.