Home / 5,040.57-6,955.59-2,802.31

Finding the Fourth Proportional to 5,040.57, 6,955.59 and 2,802.31

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Solution

The fourth proportional to 5,040.57, 6,955.59 and 2,802.31 is: 3,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.57 : 6,955.59 = 2,802.31 : x
  2. Step 2: Convert to fraction form
    5,040.57/6,955.59 = 2,802.31/x
  3. Step 3: Cross multiply
    5,040.57x = 6,955.59 × 2,802.31
  4. Step 4: Simplify right side
    5,040.57x = 19,491,710.72
  5. Step 5: Solve for x
    x = 19,491,710.72/5,040.57
  6. Step 6: Final answer
    x = 3,866.97

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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.