Home / 2,852.24-4,278.30-904.43

Finding the Fourth Proportional to 2,852.24, 4,278.30 and 904.43

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Solution

The fourth proportional to 2,852.24, 4,278.30 and 904.43 is: 1,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.24 : 4,278.30 = 904.43 : x
  2. Step 2: Convert to fraction form
    2,852.24/4,278.30 = 904.43/x
  3. Step 3: Cross multiply
    2,852.24x = 4,278.30 × 904.43
  4. Step 4: Simplify right side
    2,852.24x = 3,869,401.48
  5. Step 5: Solve for x
    x = 3,869,401.48/2,852.24
  6. Step 6: Final answer
    x = 1,356.62

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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.