Home / 5,440.64-8,148.33-4,641.30

Finding the Fourth Proportional to 5,440.64, 8,148.33 and 4,641.30

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Solution

The fourth proportional to 5,440.64, 8,148.33 and 4,641.30 is: 6,951.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.64 : 8,148.33 = 4,641.30 : x
  2. Step 2: Convert to fraction form
    5,440.64/8,148.33 = 4,641.30/x
  3. Step 3: Cross multiply
    5,440.64x = 8,148.33 × 4,641.30
  4. Step 4: Simplify right side
    5,440.64x = 37,818,844.03
  5. Step 5: Solve for x
    x = 37,818,844.03/5,440.64
  6. Step 6: Final answer
    x = 6,951.18

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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.