Home / 1,496.49-2,246.40-881.34

Finding the Fourth Proportional to 1,496.49, 2,246.40 and 881.34

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Solution

The fourth proportional to 1,496.49, 2,246.40 and 881.34 is: 1,322.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496.49 : 2,246.40 = 881.34 : x
  2. Step 2: Convert to fraction form
    1,496.49/2,246.40 = 881.34/x
  3. Step 3: Cross multiply
    1,496.49x = 2,246.40 × 881.34
  4. Step 4: Simplify right side
    1,496.49x = 1,979,842.18
  5. Step 5: Solve for x
    x = 1,979,842.18/1,496.49
  6. Step 6: Final answer
    x = 1,322.99

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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.