Home / 4,749.18-7,124.72-1,462.16

Finding the Fourth Proportional to 4,749.18, 7,124.72 and 1,462.16

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Solution

The fourth proportional to 4,749.18, 7,124.72 and 1,462.16 is: 2,193.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.18 : 7,124.72 = 1,462.16 : x
  2. Step 2: Convert to fraction form
    4,749.18/7,124.72 = 1,462.16/x
  3. Step 3: Cross multiply
    4,749.18x = 7,124.72 × 1,462.16
  4. Step 4: Simplify right side
    4,749.18x = 10,417,437.66
  5. Step 5: Solve for x
    x = 10,417,437.66/4,749.18
  6. Step 6: Final answer
    x = 2,193.52

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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.