Home / 6,221.40-9,332.10-2,325.60

Finding the Fourth Proportional to 6,221.40, 9,332.10 and 2,325.60

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Solution

The fourth proportional to 6,221.40, 9,332.10 and 2,325.60 is: 3,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.40 : 9,332.10 = 2,325.60 : x
  2. Step 2: Convert to fraction form
    6,221.40/9,332.10 = 2,325.60/x
  3. Step 3: Cross multiply
    6,221.40x = 9,332.10 × 2,325.60
  4. Step 4: Simplify right side
    6,221.40x = 21,702,731.76
  5. Step 5: Solve for x
    x = 21,702,731.76/6,221.40
  6. Step 6: Final answer
    x = 3,488.40

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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.