Home / 6,319.64-9,484.63-4,472.55

Finding the Fourth Proportional to 6,319.64, 9,484.63 and 4,472.55

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Solution

The fourth proportional to 6,319.64, 9,484.63 and 4,472.55 is: 6,712.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.64 : 9,484.63 = 4,472.55 : x
  2. Step 2: Convert to fraction form
    6,319.64/9,484.63 = 4,472.55/x
  3. Step 3: Cross multiply
    6,319.64x = 9,484.63 × 4,472.55
  4. Step 4: Simplify right side
    6,319.64x = 42,420,470.73
  5. Step 5: Solve for x
    x = 42,420,470.73/6,319.64
  6. Step 6: Final answer
    x = 6,712.48

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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.