Home / 7,847.23-11,761.28-4,337.09

Finding the Fourth Proportional to 7,847.23, 11,761.28 and 4,337.09

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Solution

The fourth proportional to 7,847.23, 11,761.28 and 4,337.09 is: 6,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.23 : 11,761.28 = 4,337.09 : x
  2. Step 2: Convert to fraction form
    7,847.23/11,761.28 = 4,337.09/x
  3. Step 3: Cross multiply
    7,847.23x = 11,761.28 × 4,337.09
  4. Step 4: Simplify right side
    7,847.23x = 51,009,763.71
  5. Step 5: Solve for x
    x = 51,009,763.71/7,847.23
  6. Step 6: Final answer
    x = 6,500.35

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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.