Home / 6,358.47-9,543.57-3,240.71

Finding the Fourth Proportional to 6,358.47, 9,543.57 and 3,240.71

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Solution

The fourth proportional to 6,358.47, 9,543.57 and 3,240.71 is: 4,864.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358.47 : 9,543.57 = 3,240.71 : x
  2. Step 2: Convert to fraction form
    6,358.47/9,543.57 = 3,240.71/x
  3. Step 3: Cross multiply
    6,358.47x = 9,543.57 × 3,240.71
  4. Step 4: Simplify right side
    6,358.47x = 30,927,895.02
  5. Step 5: Solve for x
    x = 30,927,895.02/6,358.47
  6. Step 6: Final answer
    x = 4,864.05

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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.