Home / 1,805.50-2,703.56-1,547.16

Finding the Fourth Proportional to 1,805.50, 2,703.56 and 1,547.16

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Solution

The fourth proportional to 1,805.50, 2,703.56 and 1,547.16 is: 2,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.50 : 2,703.56 = 1,547.16 : x
  2. Step 2: Convert to fraction form
    1,805.50/2,703.56 = 1,547.16/x
  3. Step 3: Cross multiply
    1,805.50x = 2,703.56 × 1,547.16
  4. Step 4: Simplify right side
    1,805.50x = 4,182,839.89
  5. Step 5: Solve for x
    x = 4,182,839.89/1,805.50
  6. Step 6: Final answer
    x = 2,316.72

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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.