Home / 5,061.65-6,985.04-2,823.55

Finding the Fourth Proportional to 5,061.65, 6,985.04 and 2,823.55

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Solution

The fourth proportional to 5,061.65, 6,985.04 and 2,823.55 is: 3,896.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.65 : 6,985.04 = 2,823.55 : x
  2. Step 2: Convert to fraction form
    5,061.65/6,985.04 = 2,823.55/x
  3. Step 3: Cross multiply
    5,061.65x = 6,985.04 × 2,823.55
  4. Step 4: Simplify right side
    5,061.65x = 19,722,578.11
  5. Step 5: Solve for x
    x = 19,722,578.11/5,061.65
  6. Step 6: Final answer
    x = 3,896.48

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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.