Home / 7,291.44-10,937.28-4,372.08

Finding the Fourth Proportional to 7,291.44, 10,937.28 and 4,372.08

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Solution

The fourth proportional to 7,291.44, 10,937.28 and 4,372.08 is: 6,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.44 : 10,937.28 = 4,372.08 : x
  2. Step 2: Convert to fraction form
    7,291.44/10,937.28 = 4,372.08/x
  3. Step 3: Cross multiply
    7,291.44x = 10,937.28 × 4,372.08
  4. Step 4: Simplify right side
    7,291.44x = 47,818,663.14
  5. Step 5: Solve for x
    x = 47,818,663.14/7,291.44
  6. Step 6: Final answer
    x = 6,558.19

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1.5x scale

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.