Home / 4,818.40-7,224.36-2,475.47

Finding the Fourth Proportional to 4,818.40, 7,224.36 and 2,475.47

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Solution

The fourth proportional to 4,818.40, 7,224.36 and 2,475.47 is: 3,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.40 : 7,224.36 = 2,475.47 : x
  2. Step 2: Convert to fraction form
    4,818.40/7,224.36 = 2,475.47/x
  3. Step 3: Cross multiply
    4,818.40x = 7,224.36 × 2,475.47
  4. Step 4: Simplify right side
    4,818.40x = 17,883,695.23
  5. Step 5: Solve for x
    x = 17,883,695.23/4,818.40
  6. Step 6: Final answer
    x = 3,711.54

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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.