Home / 10,441.10-15,661.69-3,045.76

Finding the Fourth Proportional to 10,441.10, 15,661.69 and 3,045.76

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Solution

The fourth proportional to 10,441.10, 15,661.69 and 3,045.76 is: 4,568.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.10 : 15,661.69 = 3,045.76 : x
  2. Step 2: Convert to fraction form
    10,441.10/15,661.69 = 3,045.76/x
  3. Step 3: Cross multiply
    10,441.10x = 15,661.69 × 3,045.76
  4. Step 4: Simplify right side
    10,441.10x = 47,701,702.17
  5. Step 5: Solve for x
    x = 47,701,702.17/10,441.10
  6. Step 6: Final answer
    x = 4,568.65

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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.