Home / 6,445.38-9,667.95-2,443.53

Finding the Fourth Proportional to 6,445.38, 9,667.95 and 2,443.53

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Solution

The fourth proportional to 6,445.38, 9,667.95 and 2,443.53 is: 3,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.38 : 9,667.95 = 2,443.53 : x
  2. Step 2: Convert to fraction form
    6,445.38/9,667.95 = 2,443.53/x
  3. Step 3: Cross multiply
    6,445.38x = 9,667.95 × 2,443.53
  4. Step 4: Simplify right side
    6,445.38x = 23,623,925.86
  5. Step 5: Solve for x
    x = 23,623,925.86/6,445.38
  6. Step 6: Final answer
    x = 3,665.25

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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.