Home / 2,315.18-3,476.55-1,952.30

Finding the Fourth Proportional to 2,315.18, 3,476.55 and 1,952.30

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Solution

The fourth proportional to 2,315.18, 3,476.55 and 1,952.30 is: 2,931.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315.18 : 3,476.55 = 1,952.30 : x
  2. Step 2: Convert to fraction form
    2,315.18/3,476.55 = 1,952.30/x
  3. Step 3: Cross multiply
    2,315.18x = 3,476.55 × 1,952.30
  4. Step 4: Simplify right side
    2,315.18x = 6,787,268.57
  5. Step 5: Solve for x
    x = 6,787,268.57/2,315.18
  6. Step 6: Final answer
    x = 2,931.64

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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.