Home / 5,346.14-7,377.59-2,988.27

Finding the Fourth Proportional to 5,346.14, 7,377.59 and 2,988.27

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Solution

The fourth proportional to 5,346.14, 7,377.59 and 2,988.27 is: 4,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.14 : 7,377.59 = 2,988.27 : x
  2. Step 2: Convert to fraction form
    5,346.14/7,377.59 = 2,988.27/x
  3. Step 3: Cross multiply
    5,346.14x = 7,377.59 × 2,988.27
  4. Step 4: Simplify right side
    5,346.14x = 22,046,238.34
  5. Step 5: Solve for x
    x = 22,046,238.34/5,346.14
  6. Step 6: Final answer
    x = 4,123.77

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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.