Home / 2,079.46-2,869.05-1,293.22

Finding the Fourth Proportional to 2,079.46, 2,869.05 and 1,293.22

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Solution

The fourth proportional to 2,079.46, 2,869.05 and 1,293.22 is: 1,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.46 : 2,869.05 = 1,293.22 : x
  2. Step 2: Convert to fraction form
    2,079.46/2,869.05 = 1,293.22/x
  3. Step 3: Cross multiply
    2,079.46x = 2,869.05 × 1,293.22
  4. Step 4: Simplify right side
    2,079.46x = 3,710,312.84
  5. Step 5: Solve for x
    x = 3,710,312.84/2,079.46
  6. Step 6: Final answer
    x = 1,784.27

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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.