Home / 6,618.60-9,924.91-4,761.93

Finding the Fourth Proportional to 6,618.60, 9,924.91 and 4,761.93

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Solution

The fourth proportional to 6,618.60, 9,924.91 and 4,761.93 is: 7,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.60 : 9,924.91 = 4,761.93 : x
  2. Step 2: Convert to fraction form
    6,618.60/9,924.91 = 4,761.93/x
  3. Step 3: Cross multiply
    6,618.60x = 9,924.91 × 4,761.93
  4. Step 4: Simplify right side
    6,618.60x = 47,261,714.77
  5. Step 5: Solve for x
    x = 47,261,714.77/6,618.60
  6. Step 6: Final answer
    x = 7,140.74

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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.