Home / 10,294.64-14,206.60-5,578.92

Finding the Fourth Proportional to 10,294.64, 14,206.60 and 5,578.92

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Solution

The fourth proportional to 10,294.64, 14,206.60 and 5,578.92 is: 7,698.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294.64 : 14,206.60 = 5,578.92 : x
  2. Step 2: Convert to fraction form
    10,294.64/14,206.60 = 5,578.92/x
  3. Step 3: Cross multiply
    10,294.64x = 14,206.60 × 5,578.92
  4. Step 4: Simplify right side
    10,294.64x = 79,257,470.92
  5. Step 5: Solve for x
    x = 79,257,470.92/10,294.64
  6. Step 6: Final answer
    x = 7,698.91

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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.