Home / 5,040.57-6,956.07-2,802.63

Finding the Fourth Proportional to 5,040.57, 6,956.07 and 2,802.63

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Solution

The fourth proportional to 5,040.57, 6,956.07 and 2,802.63 is: 3,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.57 : 6,956.07 = 2,802.63 : x
  2. Step 2: Convert to fraction form
    5,040.57/6,956.07 = 2,802.63/x
  3. Step 3: Cross multiply
    5,040.57x = 6,956.07 × 2,802.63
  4. Step 4: Simplify right side
    5,040.57x = 19,495,290.46
  5. Step 5: Solve for x
    x = 19,495,290.46/5,040.57
  6. Step 6: Final answer
    x = 3,867.68

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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.