Home / 1,342.02-2,023.23-1,248.06

Finding the Fourth Proportional to 1,342.02, 2,023.23 and 1,248.06

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Solution

The fourth proportional to 1,342.02, 2,023.23 and 1,248.06 is: 1,881.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342.02 : 2,023.23 = 1,248.06 : x
  2. Step 2: Convert to fraction form
    1,342.02/2,023.23 = 1,248.06/x
  3. Step 3: Cross multiply
    1,342.02x = 2,023.23 × 1,248.06
  4. Step 4: Simplify right side
    1,342.02x = 2,525,112.43
  5. Step 5: Solve for x
    x = 2,525,112.43/1,342.02
  6. Step 6: Final answer
    x = 1,881.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.