Home / 7,374.46-10,189.70-5,894.58

Finding the Fourth Proportional to 7,374.46, 10,189.70 and 5,894.58

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Solution

The fourth proportional to 7,374.46, 10,189.70 and 5,894.58 is: 8,144.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.46 : 10,189.70 = 5,894.58 : x
  2. Step 2: Convert to fraction form
    7,374.46/10,189.70 = 5,894.58/x
  3. Step 3: Cross multiply
    7,374.46x = 10,189.70 × 5,894.58
  4. Step 4: Simplify right side
    7,374.46x = 60,064,001.83
  5. Step 5: Solve for x
    x = 60,064,001.83/7,374.46
  6. Step 6: Final answer
    x = 8,144.87

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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.