Home / 1,501.16-2,252.88-680.01

Finding the Fourth Proportional to 1,501.16, 2,252.88 and 680.01

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Solution

The fourth proportional to 1,501.16, 2,252.88 and 680.01 is: 1,020.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.16 : 2,252.88 = 680.01 : x
  2. Step 2: Convert to fraction form
    1,501.16/2,252.88 = 680.01/x
  3. Step 3: Cross multiply
    1,501.16x = 2,252.88 × 680.01
  4. Step 4: Simplify right side
    1,501.16x = 1,531,972.48
  5. Step 5: Solve for x
    x = 1,531,972.48/1,501.16
  6. Step 6: Final answer
    x = 1,020.53

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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.