Home / 2,077.92-2,867.40-1,133.64

Finding the Fourth Proportional to 2,077.92, 2,867.40 and 1,133.64

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Solution

The fourth proportional to 2,077.92, 2,867.40 and 1,133.64 is: 1,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.92 : 2,867.40 = 1,133.64 : x
  2. Step 2: Convert to fraction form
    2,077.92/2,867.40 = 1,133.64/x
  3. Step 3: Cross multiply
    2,077.92x = 2,867.40 × 1,133.64
  4. Step 4: Simplify right side
    2,077.92x = 3,250,599.34
  5. Step 5: Solve for x
    x = 3,250,599.34/2,077.92
  6. Step 6: Final answer
    x = 1,564.35

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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.