Home / 7,242.80-10,848.38-4,314.64

Finding the Fourth Proportional to 7,242.80, 10,848.38 and 4,314.64

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Solution

The fourth proportional to 7,242.80, 10,848.38 and 4,314.64 is: 6,462.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242.80 : 10,848.38 = 4,314.64 : x
  2. Step 2: Convert to fraction form
    7,242.80/10,848.38 = 4,314.64/x
  3. Step 3: Cross multiply
    7,242.80x = 10,848.38 × 4,314.64
  4. Step 4: Simplify right side
    7,242.80x = 46,806,854.28
  5. Step 5: Solve for x
    x = 46,806,854.28/7,242.80
  6. Step 6: Final answer
    x = 6,462.54

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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.