Home / 5,343.47-7,376.05-4,782.95

Finding the Fourth Proportional to 5,343.47, 7,376.05 and 4,782.95

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Solution

The fourth proportional to 5,343.47, 7,376.05 and 4,782.95 is: 6,602.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.47 : 7,376.05 = 4,782.95 : x
  2. Step 2: Convert to fraction form
    5,343.47/7,376.05 = 4,782.95/x
  3. Step 3: Cross multiply
    5,343.47x = 7,376.05 × 4,782.95
  4. Step 4: Simplify right side
    5,343.47x = 35,279,254.43
  5. Step 5: Solve for x
    x = 35,279,254.43/5,343.47
  6. Step 6: Final answer
    x = 6,602.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.