Home / 3,378.36-5,062.95-1,527.18

Finding the Fourth Proportional to 3,378.36, 5,062.95 and 1,527.18

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Solution

The fourth proportional to 3,378.36, 5,062.95 and 1,527.18 is: 2,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.36 : 5,062.95 = 1,527.18 : x
  2. Step 2: Convert to fraction form
    3,378.36/5,062.95 = 1,527.18/x
  3. Step 3: Cross multiply
    3,378.36x = 5,062.95 × 1,527.18
  4. Step 4: Simplify right side
    3,378.36x = 7,732,035.98
  5. Step 5: Solve for x
    x = 7,732,035.98/3,378.36
  6. Step 6: Final answer
    x = 2,288.70

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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.