Home / 10,866.06-16,296.30-4,292.28

Finding the Fourth Proportional to 10,866.06, 16,296.30 and 4,292.28

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Solution

The fourth proportional to 10,866.06, 16,296.30 and 4,292.28 is: 6,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.06 : 16,296.30 = 4,292.28 : x
  2. Step 2: Convert to fraction form
    10,866.06/16,296.30 = 4,292.28/x
  3. Step 3: Cross multiply
    10,866.06x = 16,296.30 × 4,292.28
  4. Step 4: Simplify right side
    10,866.06x = 69,948,282.56
  5. Step 5: Solve for x
    x = 69,948,282.56/10,866.06
  6. Step 6: Final answer
    x = 6,437.32

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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.