Home / 10,294.88-14,206.90-5,579.18

Finding the Fourth Proportional to 10,294.88, 14,206.90 and 5,579.18

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Solution

The fourth proportional to 10,294.88, 14,206.90 and 5,579.18 is: 7,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294.88 : 14,206.90 = 5,579.18 : x
  2. Step 2: Convert to fraction form
    10,294.88/14,206.90 = 5,579.18/x
  3. Step 3: Cross multiply
    10,294.88x = 14,206.90 × 5,579.18
  4. Step 4: Simplify right side
    10,294.88x = 79,262,753.41
  5. Step 5: Solve for x
    x = 79,262,753.41/10,294.88
  6. Step 6: Final answer
    x = 7,699.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.