Home / 1,807.44-2,492.28-1,362.48

Finding the Fourth Proportional to 1,807.44, 2,492.28 and 1,362.48

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Solution

The fourth proportional to 1,807.44, 2,492.28 and 1,362.48 is: 1,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807.44 : 2,492.28 = 1,362.48 : x
  2. Step 2: Convert to fraction form
    1,807.44/2,492.28 = 1,362.48/x
  3. Step 3: Cross multiply
    1,807.44x = 2,492.28 × 1,362.48
  4. Step 4: Simplify right side
    1,807.44x = 3,395,681.65
  5. Step 5: Solve for x
    x = 3,395,681.65/1,807.44
  6. Step 6: Final answer
    x = 1,878.72

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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.