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Finding the Fourth Proportional to 6,352.40, 9,491.32 and 6,352.40

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Solution

The fourth proportional to 6,352.40, 9,491.32 and 6,352.40 is: 9,491.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352.40 : 9,491.32 = 6,352.40 : x
  2. Step 2: Convert to fraction form
    6,352.40/9,491.32 = 6,352.40/x
  3. Step 3: Cross multiply
    6,352.40x = 9,491.32 × 6,352.40
  4. Step 4: Simplify right side
    6,352.40x = 60,292,661.17
  5. Step 5: Solve for x
    x = 60,292,661.17/6,352.40
  6. Step 6: Final answer
    x = 9,491.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.