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Finding the Fourth Proportional to 1,592.33, 2,386.43 and 714.19

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Solution

The fourth proportional to 1,592.33, 2,386.43 and 714.19 is: 1,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.33 : 2,386.43 = 714.19 : x
  2. Step 2: Convert to fraction form
    1,592.33/2,386.43 = 714.19/x
  3. Step 3: Cross multiply
    1,592.33x = 2,386.43 × 714.19
  4. Step 4: Simplify right side
    1,592.33x = 1,704,364.44
  5. Step 5: Solve for x
    x = 1,704,364.44/1,592.33
  6. Step 6: Final answer
    x = 1,070.36

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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.