Home / 2,041.40-2,817.06-1,342.28

Finding the Fourth Proportional to 2,041.40, 2,817.06 and 1,342.28

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Solution

The fourth proportional to 2,041.40, 2,817.06 and 1,342.28 is: 1,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.40 : 2,817.06 = 1,342.28 : x
  2. Step 2: Convert to fraction form
    2,041.40/2,817.06 = 1,342.28/x
  3. Step 3: Cross multiply
    2,041.40x = 2,817.06 × 1,342.28
  4. Step 4: Simplify right side
    2,041.40x = 3,781,283.30
  5. Step 5: Solve for x
    x = 3,781,283.30/2,041.40
  6. Step 6: Final answer
    x = 1,852.30

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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.