Home / 7,235.60-10,853.40-2,305.60

Finding the Fourth Proportional to 7,235.60, 10,853.40 and 2,305.60

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Solution

The fourth proportional to 7,235.60, 10,853.40 and 2,305.60 is: 3,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.60 : 10,853.40 = 2,305.60 : x
  2. Step 2: Convert to fraction form
    7,235.60/10,853.40 = 2,305.60/x
  3. Step 3: Cross multiply
    7,235.60x = 10,853.40 × 2,305.60
  4. Step 4: Simplify right side
    7,235.60x = 25,023,599.04
  5. Step 5: Solve for x
    x = 25,023,599.04/7,235.60
  6. Step 6: Final answer
    x = 3,458.40

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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.