Home / 4,397.12-6,068.09-3,140.30

Finding the Fourth Proportional to 4,397.12, 6,068.09 and 3,140.30

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Solution

The fourth proportional to 4,397.12, 6,068.09 and 3,140.30 is: 4,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,397.12 : 6,068.09 = 3,140.30 : x
  2. Step 2: Convert to fraction form
    4,397.12/6,068.09 = 3,140.30/x
  3. Step 3: Cross multiply
    4,397.12x = 6,068.09 × 3,140.30
  4. Step 4: Simplify right side
    4,397.12x = 19,055,623.03
  5. Step 5: Solve for x
    x = 19,055,623.03/4,397.12
  6. Step 6: Final answer
    x = 4,333.66

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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.