Home / 1,592.40-2,386.80-1,226.24

Finding the Fourth Proportional to 1,592.40, 2,386.80 and 1,226.24

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Solution

The fourth proportional to 1,592.40, 2,386.80 and 1,226.24 is: 1,837.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.40 : 2,386.80 = 1,226.24 : x
  2. Step 2: Convert to fraction form
    1,592.40/2,386.80 = 1,226.24/x
  3. Step 3: Cross multiply
    1,592.40x = 2,386.80 × 1,226.24
  4. Step 4: Simplify right side
    1,592.40x = 2,926,789.63
  5. Step 5: Solve for x
    x = 2,926,789.63/1,592.40
  6. Step 6: Final answer
    x = 1,837.97

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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.