Home / 2,351.49-3,527.36-890.76

Finding the Fourth Proportional to 2,351.49, 3,527.36 and 890.76

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Solution

The fourth proportional to 2,351.49, 3,527.36 and 890.76 is: 1,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.49 : 3,527.36 = 890.76 : x
  2. Step 2: Convert to fraction form
    2,351.49/3,527.36 = 890.76/x
  3. Step 3: Cross multiply
    2,351.49x = 3,527.36 × 890.76
  4. Step 4: Simplify right side
    2,351.49x = 3,142,026.74
  5. Step 5: Solve for x
    x = 3,142,026.74/2,351.49
  6. Step 6: Final answer
    x = 1,336.19

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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.