Home / 1,496.90-2,243.30-948.10

Finding the Fourth Proportional to 1,496.90, 2,243.30 and 948.10

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Solution

The fourth proportional to 1,496.90, 2,243.30 and 948.10 is: 1,420.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496.90 : 2,243.30 = 948.10 : x
  2. Step 2: Convert to fraction form
    1,496.90/2,243.30 = 948.10/x
  3. Step 3: Cross multiply
    1,496.90x = 2,243.30 × 948.10
  4. Step 4: Simplify right side
    1,496.90x = 2,126,862.38
  5. Step 5: Solve for x
    x = 2,126,862.38/1,496.90
  6. Step 6: Final answer
    x = 1,420.84

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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.