Home / 10,458.66-15,688.01-7,352.55

Finding the Fourth Proportional to 10,458.66, 15,688.01 and 7,352.55

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Solution

The fourth proportional to 10,458.66, 15,688.01 and 7,352.55 is: 11,028.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.66 : 15,688.01 = 7,352.55 : x
  2. Step 2: Convert to fraction form
    10,458.66/15,688.01 = 7,352.55/x
  3. Step 3: Cross multiply
    10,458.66x = 15,688.01 × 7,352.55
  4. Step 4: Simplify right side
    10,458.66x = 115,346,877.93
  5. Step 5: Solve for x
    x = 115,346,877.93/10,458.66
  6. Step 6: Final answer
    x = 11,028.84

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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.