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Finding the Fourth Proportional to 1,354.66, 1,869.44 and 795.14

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Solution

The fourth proportional to 1,354.66, 1,869.44 and 795.14 is: 1,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354.66 : 1,869.44 = 795.14 : x
  2. Step 2: Convert to fraction form
    1,354.66/1,869.44 = 795.14/x
  3. Step 3: Cross multiply
    1,354.66x = 1,869.44 × 795.14
  4. Step 4: Simplify right side
    1,354.66x = 1,486,466.52
  5. Step 5: Solve for x
    x = 1,486,466.52/1,354.66
  6. Step 6: Final answer
    x = 1,097.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.