Home / 10,302.46-15,451.34-2,907.70

Finding the Fourth Proportional to 10,302.46, 15,451.34 and 2,907.70

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Solution

The fourth proportional to 10,302.46, 15,451.34 and 2,907.70 is: 4,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.46 : 15,451.34 = 2,907.70 : x
  2. Step 2: Convert to fraction form
    10,302.46/15,451.34 = 2,907.70/x
  3. Step 3: Cross multiply
    10,302.46x = 15,451.34 × 2,907.70
  4. Step 4: Simplify right side
    10,302.46x = 44,927,861.32
  5. Step 5: Solve for x
    x = 44,927,861.32/10,302.46
  6. Step 6: Final answer
    x = 4,360.89

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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.