Home / 10,685.29-16,027.93-2,894.10

Finding the Fourth Proportional to 10,685.29, 16,027.93 and 2,894.10

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Solution

The fourth proportional to 10,685.29, 16,027.93 and 2,894.10 is: 4,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.29 : 16,027.93 = 2,894.10 : x
  2. Step 2: Convert to fraction form
    10,685.29/16,027.93 = 2,894.10/x
  3. Step 3: Cross multiply
    10,685.29x = 16,027.93 × 2,894.10
  4. Step 4: Simplify right side
    10,685.29x = 46,386,432.21
  5. Step 5: Solve for x
    x = 46,386,432.21/10,685.29
  6. Step 6: Final answer
    x = 4,341.15

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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.