Home / 10,976.40-16,461.36-6,045.12

Finding the Fourth Proportional to 10,976.40, 16,461.36 and 6,045.12

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Solution

The fourth proportional to 10,976.40, 16,461.36 and 6,045.12 is: 9,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.40 : 16,461.36 = 6,045.12 : x
  2. Step 2: Convert to fraction form
    10,976.40/16,461.36 = 6,045.12/x
  3. Step 3: Cross multiply
    10,976.40x = 16,461.36 × 6,045.12
  4. Step 4: Simplify right side
    10,976.40x = 99,510,896.56
  5. Step 5: Solve for x
    x = 99,510,896.56/10,976.40
  6. Step 6: Final answer
    x = 9,065.90

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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.