Home / 7,381.65-10,181.61-4,395.18

Finding the Fourth Proportional to 7,381.65, 10,181.61 and 4,395.18

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Solution

The fourth proportional to 7,381.65, 10,181.61 and 4,395.18 is: 6,062.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.65 : 10,181.61 = 4,395.18 : x
  2. Step 2: Convert to fraction form
    7,381.65/10,181.61 = 4,395.18/x
  3. Step 3: Cross multiply
    7,381.65x = 10,181.61 × 4,395.18
  4. Step 4: Simplify right side
    7,381.65x = 44,750,008.64
  5. Step 5: Solve for x
    x = 44,750,008.64/7,381.65
  6. Step 6: Final answer
    x = 6,062.33

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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.