Home / 7,577.60-11,365.80-2,312.76

Finding the Fourth Proportional to 7,577.60, 11,365.80 and 2,312.76

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Solution

The fourth proportional to 7,577.60, 11,365.80 and 2,312.76 is: 3,468.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.60 : 11,365.80 = 2,312.76 : x
  2. Step 2: Convert to fraction form
    7,577.60/11,365.80 = 2,312.76/x
  3. Step 3: Cross multiply
    7,577.60x = 11,365.80 × 2,312.76
  4. Step 4: Simplify right side
    7,577.60x = 26,286,367.61
  5. Step 5: Solve for x
    x = 26,286,367.61/7,577.60
  6. Step 6: Final answer
    x = 3,468.96

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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.