Home / 5,275.58-7,283.62-3,387.93

Finding the Fourth Proportional to 5,275.58, 7,283.62 and 3,387.93

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Solution

The fourth proportional to 5,275.58, 7,283.62 and 3,387.93 is: 4,677.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.58 : 7,283.62 = 3,387.93 : x
  2. Step 2: Convert to fraction form
    5,275.58/7,283.62 = 3,387.93/x
  3. Step 3: Cross multiply
    5,275.58x = 7,283.62 × 3,387.93
  4. Step 4: Simplify right side
    5,275.58x = 24,676,371.63
  5. Step 5: Solve for x
    x = 24,676,371.63/5,275.58
  6. Step 6: Final answer
    x = 4,677.47

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1.5x scale

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.