Home / 3,547.50-5,321.31-1,598.37

Finding the Fourth Proportional to 3,547.50, 5,321.31 and 1,598.37

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Solution

The fourth proportional to 3,547.50, 5,321.31 and 1,598.37 is: 2,397.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.50 : 5,321.31 = 1,598.37 : x
  2. Step 2: Convert to fraction form
    3,547.50/5,321.31 = 1,598.37/x
  3. Step 3: Cross multiply
    3,547.50x = 5,321.31 × 1,598.37
  4. Step 4: Simplify right side
    3,547.50x = 8,505,422.26
  5. Step 5: Solve for x
    x = 8,505,422.26/3,547.50
  6. Step 6: Final answer
    x = 2,397.58

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Double scale
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1.5x scale

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.