Home / 9,545.60-14,318.40-6,629.60

Finding the Fourth Proportional to 9,545.60, 14,318.40 and 6,629.60

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Solution

The fourth proportional to 9,545.60, 14,318.40 and 6,629.60 is: 9,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.60 : 14,318.40 = 6,629.60 : x
  2. Step 2: Convert to fraction form
    9,545.60/14,318.40 = 6,629.60/x
  3. Step 3: Cross multiply
    9,545.60x = 14,318.40 × 6,629.60
  4. Step 4: Simplify right side
    9,545.60x = 94,925,264.64
  5. Step 5: Solve for x
    x = 94,925,264.64/9,545.60
  6. Step 6: Final answer
    x = 9,944.40

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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.