Home / 1,845.98-2,547.38-1,099.76

Finding the Fourth Proportional to 1,845.98, 2,547.38 and 1,099.76

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Solution

The fourth proportional to 1,845.98, 2,547.38 and 1,099.76 is: 1,517.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.98 : 2,547.38 = 1,099.76 : x
  2. Step 2: Convert to fraction form
    1,845.98/2,547.38 = 1,099.76/x
  3. Step 3: Cross multiply
    1,845.98x = 2,547.38 × 1,099.76
  4. Step 4: Simplify right side
    1,845.98x = 2,801,506.63
  5. Step 5: Solve for x
    x = 2,801,506.63/1,845.98
  6. Step 6: Final answer
    x = 1,517.63

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1.5x scale

Why These Related Problems?

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