Home / 2,355.48-3,253.77-2,339.08

Finding the Fourth Proportional to 2,355.48, 3,253.77 and 2,339.08

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Solution

The fourth proportional to 2,355.48, 3,253.77 and 2,339.08 is: 3,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.48 : 3,253.77 = 2,339.08 : x
  2. Step 2: Convert to fraction form
    2,355.48/3,253.77 = 2,339.08/x
  3. Step 3: Cross multiply
    2,355.48x = 3,253.77 × 2,339.08
  4. Step 4: Simplify right side
    2,355.48x = 7,610,820.20
  5. Step 5: Solve for x
    x = 7,610,820.20/2,355.48
  6. Step 6: Final answer
    x = 3,231.11

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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.