Home / 1,181.04-1,762.98-1,028.08

Finding the Fourth Proportional to 1,181.04, 1,762.98 and 1,028.08

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Solution

The fourth proportional to 1,181.04, 1,762.98 and 1,028.08 is: 1,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181.04 : 1,762.98 = 1,028.08 : x
  2. Step 2: Convert to fraction form
    1,181.04/1,762.98 = 1,028.08/x
  3. Step 3: Cross multiply
    1,181.04x = 1,762.98 × 1,028.08
  4. Step 4: Simplify right side
    1,181.04x = 1,812,484.48
  5. Step 5: Solve for x
    x = 1,812,484.48/1,181.04
  6. Step 6: Final answer
    x = 1,534.65

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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.