Home / 1,770.04-2,653.93-845.11

Finding the Fourth Proportional to 1,770.04, 2,653.93 and 845.11

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Solution

The fourth proportional to 1,770.04, 2,653.93 and 845.11 is: 1,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.04 : 2,653.93 = 845.11 : x
  2. Step 2: Convert to fraction form
    1,770.04/2,653.93 = 845.11/x
  3. Step 3: Cross multiply
    1,770.04x = 2,653.93 × 845.11
  4. Step 4: Simplify right side
    1,770.04x = 2,242,862.78
  5. Step 5: Solve for x
    x = 2,242,862.78/1,770.04
  6. Step 6: Final answer
    x = 1,267.13

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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.