Home / 2,275.28-3,410.93-1,888.49

Finding the Fourth Proportional to 2,275.28, 3,410.93 and 1,888.49

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Solution

The fourth proportional to 2,275.28, 3,410.93 and 1,888.49 is: 2,831.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275.28 : 3,410.93 = 1,888.49 : x
  2. Step 2: Convert to fraction form
    2,275.28/3,410.93 = 1,888.49/x
  3. Step 3: Cross multiply
    2,275.28x = 3,410.93 × 1,888.49
  4. Step 4: Simplify right side
    2,275.28x = 6,441,497.75
  5. Step 5: Solve for x
    x = 6,441,497.75/2,275.28
  6. Step 6: Final answer
    x = 2,831.08

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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.