Home / 9,601.28-14,403.60-4,407.68

Finding the Fourth Proportional to 9,601.28, 14,403.60 and 4,407.68

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Solution

The fourth proportional to 9,601.28, 14,403.60 and 4,407.68 is: 6,612.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,601.28 : 14,403.60 = 4,407.68 : x
  2. Step 2: Convert to fraction form
    9,601.28/14,403.60 = 4,407.68/x
  3. Step 3: Cross multiply
    9,601.28x = 14,403.60 × 4,407.68
  4. Step 4: Simplify right side
    9,601.28x = 63,486,459.65
  5. Step 5: Solve for x
    x = 63,486,459.65/9,601.28
  6. Step 6: Final answer
    x = 6,612.29

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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.