Home / 7,123.90-10,659.65-4,446.19

Finding the Fourth Proportional to 7,123.90, 10,659.65 and 4,446.19

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Solution

The fourth proportional to 7,123.90, 10,659.65 and 4,446.19 is: 6,652.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123.90 : 10,659.65 = 4,446.19 : x
  2. Step 2: Convert to fraction form
    7,123.90/10,659.65 = 4,446.19/x
  3. Step 3: Cross multiply
    7,123.90x = 10,659.65 × 4,446.19
  4. Step 4: Simplify right side
    7,123.90x = 47,394,845.34
  5. Step 5: Solve for x
    x = 47,394,845.34/7,123.90
  6. Step 6: Final answer
    x = 6,652.94

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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.