Home / 2,000.64-3,001.28-1,077.16

Finding the Fourth Proportional to 2,000.64, 3,001.28 and 1,077.16

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Solution

The fourth proportional to 2,000.64, 3,001.28 and 1,077.16 is: 1,615.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.64 : 3,001.28 = 1,077.16 : x
  2. Step 2: Convert to fraction form
    2,000.64/3,001.28 = 1,077.16/x
  3. Step 3: Cross multiply
    2,000.64x = 3,001.28 × 1,077.16
  4. Step 4: Simplify right side
    2,000.64x = 3,232,858.76
  5. Step 5: Solve for x
    x = 3,232,858.76/2,000.64
  6. Step 6: Final answer
    x = 1,615.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.