Home / 7,484.64-10,326.96-4,650.72

Finding the Fourth Proportional to 7,484.64, 10,326.96 and 4,650.72

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Solution

The fourth proportional to 7,484.64, 10,326.96 and 4,650.72 is: 6,416.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.64 : 10,326.96 = 4,650.72 : x
  2. Step 2: Convert to fraction form
    7,484.64/10,326.96 = 4,650.72/x
  3. Step 3: Cross multiply
    7,484.64x = 10,326.96 × 4,650.72
  4. Step 4: Simplify right side
    7,484.64x = 48,027,799.41
  5. Step 5: Solve for x
    x = 48,027,799.41/7,484.64
  6. Step 6: Final answer
    x = 6,416.85

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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.