Home / 9,641.16-14,447.70-4,705.20

Finding the Fourth Proportional to 9,641.16, 14,447.70 and 4,705.20

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Solution

The fourth proportional to 9,641.16, 14,447.70 and 4,705.20 is: 7,050.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641.16 : 14,447.70 = 4,705.20 : x
  2. Step 2: Convert to fraction form
    9,641.16/14,447.70 = 4,705.20/x
  3. Step 3: Cross multiply
    9,641.16x = 14,447.70 × 4,705.20
  4. Step 4: Simplify right side
    9,641.16x = 67,979,318.04
  5. Step 5: Solve for x
    x = 67,979,318.04/9,641.16
  6. Step 6: Final answer
    x = 7,050.95

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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.