Home / 2,365.12-3,262.08-2,225.60

Finding the Fourth Proportional to 2,365.12, 3,262.08 and 2,225.60

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Solution

The fourth proportional to 2,365.12, 3,262.08 and 2,225.60 is: 3,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.12 : 3,262.08 = 2,225.60 : x
  2. Step 2: Convert to fraction form
    2,365.12/3,262.08 = 2,225.60/x
  3. Step 3: Cross multiply
    2,365.12x = 3,262.08 × 2,225.60
  4. Step 4: Simplify right side
    2,365.12x = 7,260,085.25
  5. Step 5: Solve for x
    x = 7,260,085.25/2,365.12
  6. Step 6: Final answer
    x = 3,069.65

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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.