Home / 6,081.35-9,121.85-1,698.69

Finding the Fourth Proportional to 6,081.35, 9,121.85 and 1,698.69

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Solution

The fourth proportional to 6,081.35, 9,121.85 and 1,698.69 is: 2,547.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.35 : 9,121.85 = 1,698.69 : x
  2. Step 2: Convert to fraction form
    6,081.35/9,121.85 = 1,698.69/x
  3. Step 3: Cross multiply
    6,081.35x = 9,121.85 × 1,698.69
  4. Step 4: Simplify right side
    6,081.35x = 15,495,154.01
  5. Step 5: Solve for x
    x = 15,495,154.01/6,081.35
  6. Step 6: Final answer
    x = 2,547.98

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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.