Home / 2,909.68-4,012.17-2,533.30

Finding the Fourth Proportional to 2,909.68, 4,012.17 and 2,533.30

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Solution

The fourth proportional to 2,909.68, 4,012.17 and 2,533.30 is: 3,493.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.68 : 4,012.17 = 2,533.30 : x
  2. Step 2: Convert to fraction form
    2,909.68/4,012.17 = 2,533.30/x
  3. Step 3: Cross multiply
    2,909.68x = 4,012.17 × 2,533.30
  4. Step 4: Simplify right side
    2,909.68x = 10,164,030.26
  5. Step 5: Solve for x
    x = 10,164,030.26/2,909.68
  6. Step 6: Final answer
    x = 3,493.18

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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.