Home / 10,695.65-14,763.42-6,218.55

Finding the Fourth Proportional to 10,695.65, 14,763.42 and 6,218.55

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Solution

The fourth proportional to 10,695.65, 14,763.42 and 6,218.55 is: 8,583.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.65 : 14,763.42 = 6,218.55 : x
  2. Step 2: Convert to fraction form
    10,695.65/14,763.42 = 6,218.55/x
  3. Step 3: Cross multiply
    10,695.65x = 14,763.42 × 6,218.55
  4. Step 4: Simplify right side
    10,695.65x = 91,807,065.44
  5. Step 5: Solve for x
    x = 91,807,065.44/10,695.65
  6. Step 6: Final answer
    x = 8,583.59

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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.