Home / 5,040.47-6,955.90-2,802.44

Finding the Fourth Proportional to 5,040.47, 6,955.90 and 2,802.44

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Solution

The fourth proportional to 5,040.47, 6,955.90 and 2,802.44 is: 3,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.47 : 6,955.90 = 2,802.44 : x
  2. Step 2: Convert to fraction form
    5,040.47/6,955.90 = 2,802.44/x
  3. Step 3: Cross multiply
    5,040.47x = 6,955.90 × 2,802.44
  4. Step 4: Simplify right side
    5,040.47x = 19,493,492.40
  5. Step 5: Solve for x
    x = 19,493,492.40/5,040.47
  6. Step 6: Final answer
    x = 3,867.40

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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.