Home / 1,845.42-2,547.90-1,182.57

Finding the Fourth Proportional to 1,845.42, 2,547.90 and 1,182.57

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Solution

The fourth proportional to 1,845.42, 2,547.90 and 1,182.57 is: 1,632.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.42 : 2,547.90 = 1,182.57 : x
  2. Step 2: Convert to fraction form
    1,845.42/2,547.90 = 1,182.57/x
  3. Step 3: Cross multiply
    1,845.42x = 2,547.90 × 1,182.57
  4. Step 4: Simplify right side
    1,845.42x = 3,013,070.10
  5. Step 5: Solve for x
    x = 3,013,070.10/1,845.42
  6. Step 6: Final answer
    x = 1,632.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.