Home / 4,191.56-6,287.65-1,417.31

Finding the Fourth Proportional to 4,191.56, 6,287.65 and 1,417.31

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Solution

The fourth proportional to 4,191.56, 6,287.65 and 1,417.31 is: 2,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.56 : 6,287.65 = 1,417.31 : x
  2. Step 2: Convert to fraction form
    4,191.56/6,287.65 = 1,417.31/x
  3. Step 3: Cross multiply
    4,191.56x = 6,287.65 × 1,417.31
  4. Step 4: Simplify right side
    4,191.56x = 8,911,514.24
  5. Step 5: Solve for x
    x = 8,911,514.24/4,191.56
  6. Step 6: Final answer
    x = 2,126.06

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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.