Home / 5,268.18-7,902.24-2,148.13

Finding the Fourth Proportional to 5,268.18, 7,902.24 and 2,148.13

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Solution

The fourth proportional to 5,268.18, 7,902.24 and 2,148.13 is: 3,222.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.18 : 7,902.24 = 2,148.13 : x
  2. Step 2: Convert to fraction form
    5,268.18/7,902.24 = 2,148.13/x
  3. Step 3: Cross multiply
    5,268.18x = 7,902.24 × 2,148.13
  4. Step 4: Simplify right side
    5,268.18x = 16,975,038.81
  5. Step 5: Solve for x
    x = 16,975,038.81/5,268.18
  6. Step 6: Final answer
    x = 3,222.18

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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.