Home / 3,011.48-4,154.57-2,017.08

Finding the Fourth Proportional to 3,011.48, 4,154.57 and 2,017.08

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Solution

The fourth proportional to 3,011.48, 4,154.57 and 2,017.08 is: 2,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.48 : 4,154.57 = 2,017.08 : x
  2. Step 2: Convert to fraction form
    3,011.48/4,154.57 = 2,017.08/x
  3. Step 3: Cross multiply
    3,011.48x = 4,154.57 × 2,017.08
  4. Step 4: Simplify right side
    3,011.48x = 8,380,109.28
  5. Step 5: Solve for x
    x = 8,380,109.28/3,011.48
  6. Step 6: Final answer
    x = 2,782.72

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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.