Home / 4,270.19-6,405.31-2,077.04

Finding the Fourth Proportional to 4,270.19, 6,405.31 and 2,077.04

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Solution

The fourth proportional to 4,270.19, 6,405.31 and 2,077.04 is: 3,115.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.19 : 6,405.31 = 2,077.04 : x
  2. Step 2: Convert to fraction form
    4,270.19/6,405.31 = 2,077.04/x
  3. Step 3: Cross multiply
    4,270.19x = 6,405.31 × 2,077.04
  4. Step 4: Simplify right side
    4,270.19x = 13,304,085.08
  5. Step 5: Solve for x
    x = 13,304,085.08/4,270.19
  6. Step 6: Final answer
    x = 3,115.57

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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.