Home / 3,077.15-4,613.88-1,434.06

Finding the Fourth Proportional to 3,077.15, 4,613.88 and 1,434.06

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Solution

The fourth proportional to 3,077.15, 4,613.88 and 1,434.06 is: 2,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.15 : 4,613.88 = 1,434.06 : x
  2. Step 2: Convert to fraction form
    3,077.15/4,613.88 = 1,434.06/x
  3. Step 3: Cross multiply
    3,077.15x = 4,613.88 × 1,434.06
  4. Step 4: Simplify right side
    3,077.15x = 6,616,580.75
  5. Step 5: Solve for x
    x = 6,616,580.75/3,077.15
  6. Step 6: Final answer
    x = 2,150.23

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1.5x scale

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.