Home / 7,281.10-10,922.34-2,897.56

Finding the Fourth Proportional to 7,281.10, 10,922.34 and 2,897.56

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Solution

The fourth proportional to 7,281.10, 10,922.34 and 2,897.56 is: 4,346.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.10 : 10,922.34 = 2,897.56 : x
  2. Step 2: Convert to fraction form
    7,281.10/10,922.34 = 2,897.56/x
  3. Step 3: Cross multiply
    7,281.10x = 10,922.34 × 2,897.56
  4. Step 4: Simplify right side
    7,281.10x = 31,648,135.49
  5. Step 5: Solve for x
    x = 31,648,135.49/7,281.10
  6. Step 6: Final answer
    x = 4,346.61

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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.