Home / 7,729.16-11,587.98-4,650.44

Finding the Fourth Proportional to 7,729.16, 11,587.98 and 4,650.44

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Solution

The fourth proportional to 7,729.16, 11,587.98 and 4,650.44 is: 6,972.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.16 : 11,587.98 = 4,650.44 : x
  2. Step 2: Convert to fraction form
    7,729.16/11,587.98 = 4,650.44/x
  3. Step 3: Cross multiply
    7,729.16x = 11,587.98 × 4,650.44
  4. Step 4: Simplify right side
    7,729.16x = 53,889,205.71
  5. Step 5: Solve for x
    x = 53,889,205.71/7,729.16
  6. Step 6: Final answer
    x = 6,972.19

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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.