Home / 10,866.02-16,298.15-4,292.33

Finding the Fourth Proportional to 10,866.02, 16,298.15 and 4,292.33

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Solution

The fourth proportional to 10,866.02, 16,298.15 and 4,292.33 is: 6,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.02 : 16,298.15 = 4,292.33 : x
  2. Step 2: Convert to fraction form
    10,866.02/16,298.15 = 4,292.33/x
  3. Step 3: Cross multiply
    10,866.02x = 16,298.15 × 4,292.33
  4. Step 4: Simplify right side
    10,866.02x = 69,956,935.24
  5. Step 5: Solve for x
    x = 69,956,935.24/10,866.02
  6. Step 6: Final answer
    x = 6,438.14

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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.