Home / 2,909.17-4,014.69-1,650.19

Finding the Fourth Proportional to 2,909.17, 4,014.69 and 1,650.19

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Solution

The fourth proportional to 2,909.17, 4,014.69 and 1,650.19 is: 2,277.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.17 : 4,014.69 = 1,650.19 : x
  2. Step 2: Convert to fraction form
    2,909.17/4,014.69 = 1,650.19/x
  3. Step 3: Cross multiply
    2,909.17x = 4,014.69 × 1,650.19
  4. Step 4: Simplify right side
    2,909.17x = 6,625,001.29
  5. Step 5: Solve for x
    x = 6,625,001.29/2,909.17
  6. Step 6: Final answer
    x = 2,277.28

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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.