Home / 2,043.48-2,818.46-1,415.06

Finding the Fourth Proportional to 2,043.48, 2,818.46 and 1,415.06

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Solution

The fourth proportional to 2,043.48, 2,818.46 and 1,415.06 is: 1,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.48 : 2,818.46 = 1,415.06 : x
  2. Step 2: Convert to fraction form
    2,043.48/2,818.46 = 1,415.06/x
  3. Step 3: Cross multiply
    2,043.48x = 2,818.46 × 1,415.06
  4. Step 4: Simplify right side
    2,043.48x = 3,988,268.84
  5. Step 5: Solve for x
    x = 3,988,268.84/2,043.48
  6. Step 6: Final answer
    x = 1,951.70

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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.