Home / 1,881.46-2,596.45-1,042.23

Finding the Fourth Proportional to 1,881.46, 2,596.45 and 1,042.23

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Solution

The fourth proportional to 1,881.46, 2,596.45 and 1,042.23 is: 1,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.46 : 2,596.45 = 1,042.23 : x
  2. Step 2: Convert to fraction form
    1,881.46/2,596.45 = 1,042.23/x
  3. Step 3: Cross multiply
    1,881.46x = 2,596.45 × 1,042.23
  4. Step 4: Simplify right side
    1,881.46x = 2,706,096.47
  5. Step 5: Solve for x
    x = 2,706,096.47/1,881.46
  6. Step 6: Final answer
    x = 1,438.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.