Home / 6,209.70-9,314.40-1,827.06

Finding the Fourth Proportional to 6,209.70, 9,314.40 and 1,827.06

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Solution

The fourth proportional to 6,209.70, 9,314.40 and 1,827.06 is: 2,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.70 : 9,314.40 = 1,827.06 : x
  2. Step 2: Convert to fraction form
    6,209.70/9,314.40 = 1,827.06/x
  3. Step 3: Cross multiply
    6,209.70x = 9,314.40 × 1,827.06
  4. Step 4: Simplify right side
    6,209.70x = 17,017,967.66
  5. Step 5: Solve for x
    x = 17,017,967.66/6,209.70
  6. Step 6: Final answer
    x = 2,740.55

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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.