Home / 1,845.18-2,547.25-1,351.69

Finding the Fourth Proportional to 1,845.18, 2,547.25 and 1,351.69

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Solution

The fourth proportional to 1,845.18, 2,547.25 and 1,351.69 is: 1,865.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.18 : 2,547.25 = 1,351.69 : x
  2. Step 2: Convert to fraction form
    1,845.18/2,547.25 = 1,351.69/x
  3. Step 3: Cross multiply
    1,845.18x = 2,547.25 × 1,351.69
  4. Step 4: Simplify right side
    1,845.18x = 3,443,082.61
  5. Step 5: Solve for x
    x = 3,443,082.61/1,845.18
  6. Step 6: Final answer
    x = 1,865.99

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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.