Home / 7,140.60-10,708.98-2,523

Finding the Fourth Proportional to 7,140.60, 10,708.98 and 2,523

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Solution

The fourth proportional to 7,140.60, 10,708.98 and 2,523 is: 3,783.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140.60 : 10,708.98 = 2,523 : x
  2. Step 2: Convert to fraction form
    7,140.60/10,708.98 = 2,523/x
  3. Step 3: Cross multiply
    7,140.60x = 10,708.98 × 2,523
  4. Step 4: Simplify right side
    7,140.60x = 27,018,756.54
  5. Step 5: Solve for x
    x = 27,018,756.54/7,140.60
  6. Step 6: Final answer
    x = 3,783.82

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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.