Home / 3,547.56-5,319.50-1,238.52

Finding the Fourth Proportional to 3,547.56, 5,319.50 and 1,238.52

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Solution

The fourth proportional to 3,547.56, 5,319.50 and 1,238.52 is: 1,857.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.56 : 5,319.50 = 1,238.52 : x
  2. Step 2: Convert to fraction form
    3,547.56/5,319.50 = 1,238.52/x
  3. Step 3: Cross multiply
    3,547.56x = 5,319.50 × 1,238.52
  4. Step 4: Simplify right side
    3,547.56x = 6,588,307.14
  5. Step 5: Solve for x
    x = 6,588,307.14/3,547.56
  6. Step 6: Final answer
    x = 1,857.14

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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.