Home / 10,914.24-15,062.40-6,199.04

Finding the Fourth Proportional to 10,914.24, 15,062.40 and 6,199.04

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Solution

The fourth proportional to 10,914.24, 15,062.40 and 6,199.04 is: 8,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.24 : 15,062.40 = 6,199.04 : x
  2. Step 2: Convert to fraction form
    10,914.24/15,062.40 = 6,199.04/x
  3. Step 3: Cross multiply
    10,914.24x = 15,062.40 × 6,199.04
  4. Step 4: Simplify right side
    10,914.24x = 93,372,420.10
  5. Step 5: Solve for x
    x = 93,372,420.10/10,914.24
  6. Step 6: Final answer
    x = 8,555.10

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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.