Home / 1,847.40-2,547.72-1,183.08

Finding the Fourth Proportional to 1,847.40, 2,547.72 and 1,183.08

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Solution

The fourth proportional to 1,847.40, 2,547.72 and 1,183.08 is: 1,631.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.40 : 2,547.72 = 1,183.08 : x
  2. Step 2: Convert to fraction form
    1,847.40/2,547.72 = 1,183.08/x
  3. Step 3: Cross multiply
    1,847.40x = 2,547.72 × 1,183.08
  4. Step 4: Simplify right side
    1,847.40x = 3,014,156.58
  5. Step 5: Solve for x
    x = 3,014,156.58/1,847.40
  6. Step 6: Final answer
    x = 1,631.57

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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.