Home / 5,040.56-6,956.45-2,802.90

Finding the Fourth Proportional to 5,040.56, 6,956.45 and 2,802.90

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Solution

The fourth proportional to 5,040.56, 6,956.45 and 2,802.90 is: 3,868.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.56 : 6,956.45 = 2,802.90 : x
  2. Step 2: Convert to fraction form
    5,040.56/6,956.45 = 2,802.90/x
  3. Step 3: Cross multiply
    5,040.56x = 6,956.45 × 2,802.90
  4. Step 4: Simplify right side
    5,040.56x = 19,498,256.29
  5. Step 5: Solve for x
    x = 19,498,256.29/5,040.56
  6. Step 6: Final answer
    x = 3,868.27

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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.