Home / 2,802.72-4,181.28-2,343.36

Finding the Fourth Proportional to 2,802.72, 4,181.28 and 2,343.36

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Solution

The fourth proportional to 2,802.72, 4,181.28 and 2,343.36 is: 3,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.72 : 4,181.28 = 2,343.36 : x
  2. Step 2: Convert to fraction form
    2,802.72/4,181.28 = 2,343.36/x
  3. Step 3: Cross multiply
    2,802.72x = 4,181.28 × 2,343.36
  4. Step 4: Simplify right side
    2,802.72x = 9,798,244.30
  5. Step 5: Solve for x
    x = 9,798,244.30/2,802.72
  6. Step 6: Final answer
    x = 3,495.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.