Home / 6,107.61-9,161.40-1,725.06

Finding the Fourth Proportional to 6,107.61, 9,161.40 and 1,725.06

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Solution

The fourth proportional to 6,107.61, 9,161.40 and 1,725.06 is: 2,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.61 : 9,161.40 = 1,725.06 : x
  2. Step 2: Convert to fraction form
    6,107.61/9,161.40 = 1,725.06/x
  3. Step 3: Cross multiply
    6,107.61x = 9,161.40 × 1,725.06
  4. Step 4: Simplify right side
    6,107.61x = 15,803,964.68
  5. Step 5: Solve for x
    x = 15,803,964.68/6,107.61
  6. Step 6: Final answer
    x = 2,587.59

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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.