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Finding the Fourth Proportional to 1,397.33, 2,095.53 and 564.18

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Solution

The fourth proportional to 1,397.33, 2,095.53 and 564.18 is: 846.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397.33 : 2,095.53 = 564.18 : x
  2. Step 2: Convert to fraction form
    1,397.33/2,095.53 = 564.18/x
  3. Step 3: Cross multiply
    1,397.33x = 2,095.53 × 564.18
  4. Step 4: Simplify right side
    1,397.33x = 1,182,246.14
  5. Step 5: Solve for x
    x = 1,182,246.14/1,397.33
  6. Step 6: Final answer
    x = 846.08

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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.