Home / 1,837.10-2,756.04-538.46

Finding the Fourth Proportional to 1,837.10, 2,756.04 and 538.46

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Solution

The fourth proportional to 1,837.10, 2,756.04 and 538.46 is: 807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.10 : 2,756.04 = 538.46 : x
  2. Step 2: Convert to fraction form
    1,837.10/2,756.04 = 538.46/x
  3. Step 3: Cross multiply
    1,837.10x = 2,756.04 × 538.46
  4. Step 4: Simplify right side
    1,837.10x = 1,484,017.30
  5. Step 5: Solve for x
    x = 1,484,017.30/1,837.10
  6. Step 6: Final answer
    x = 807.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.