Home / 7,440.16-10,265.70-4,454.86

Finding the Fourth Proportional to 7,440.16, 10,265.70 and 4,454.86

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Solution

The fourth proportional to 7,440.16, 10,265.70 and 4,454.86 is: 6,146.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.16 : 10,265.70 = 4,454.86 : x
  2. Step 2: Convert to fraction form
    7,440.16/10,265.70 = 4,454.86/x
  3. Step 3: Cross multiply
    7,440.16x = 10,265.70 × 4,454.86
  4. Step 4: Simplify right side
    7,440.16x = 45,732,256.30
  5. Step 5: Solve for x
    x = 45,732,256.30/7,440.16
  6. Step 6: Final answer
    x = 6,146.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.