Home / 1,592.29-2,386.01-769.58

Finding the Fourth Proportional to 1,592.29, 2,386.01 and 769.58

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Solution

The fourth proportional to 1,592.29, 2,386.01 and 769.58 is: 1,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.29 : 2,386.01 = 769.58 : x
  2. Step 2: Convert to fraction form
    1,592.29/2,386.01 = 769.58/x
  3. Step 3: Cross multiply
    1,592.29x = 2,386.01 × 769.58
  4. Step 4: Simplify right side
    1,592.29x = 1,836,213.65
  5. Step 5: Solve for x
    x = 1,836,213.65/1,592.29
  6. Step 6: Final answer
    x = 1,153.19

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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.