Home / 10,541.24-15,811.71-4,299.89

Finding the Fourth Proportional to 10,541.24, 15,811.71 and 4,299.89

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Solution

The fourth proportional to 10,541.24, 15,811.71 and 4,299.89 is: 6,449.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541.24 : 15,811.71 = 4,299.89 : x
  2. Step 2: Convert to fraction form
    10,541.24/15,811.71 = 4,299.89/x
  3. Step 3: Cross multiply
    10,541.24x = 15,811.71 × 4,299.89
  4. Step 4: Simplify right side
    10,541.24x = 67,988,518.53
  5. Step 5: Solve for x
    x = 67,988,518.53/10,541.24
  6. Step 6: Final answer
    x = 6,449.77

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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.