Home / 2,296.18-3,445.74-835.20

Finding the Fourth Proportional to 2,296.18, 3,445.74 and 835.20

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Solution

The fourth proportional to 2,296.18, 3,445.74 and 835.20 is: 1,253.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.18 : 3,445.74 = 835.20 : x
  2. Step 2: Convert to fraction form
    2,296.18/3,445.74 = 835.20/x
  3. Step 3: Cross multiply
    2,296.18x = 3,445.74 × 835.20
  4. Step 4: Simplify right side
    2,296.18x = 2,877,882.05
  5. Step 5: Solve for x
    x = 2,877,882.05/2,296.18
  6. Step 6: Final answer
    x = 1,253.33

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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.