Home / 7,253.76-10,010.40-4,109.84

Finding the Fourth Proportional to 7,253.76, 10,010.40 and 4,109.84

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Solution

The fourth proportional to 7,253.76, 10,010.40 and 4,109.84 is: 5,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.76 : 10,010.40 = 4,109.84 : x
  2. Step 2: Convert to fraction form
    7,253.76/10,010.40 = 4,109.84/x
  3. Step 3: Cross multiply
    7,253.76x = 10,010.40 × 4,109.84
  4. Step 4: Simplify right side
    7,253.76x = 41,141,142.34
  5. Step 5: Solve for x
    x = 41,141,142.34/7,253.76
  6. Step 6: Final answer
    x = 5,671.70

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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.