Home / 2,415.60-3,330.96-2,362.08

Finding the Fourth Proportional to 2,415.60, 3,330.96 and 2,362.08

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Solution

The fourth proportional to 2,415.60, 3,330.96 and 2,362.08 is: 3,257.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.60 : 3,330.96 = 2,362.08 : x
  2. Step 2: Convert to fraction form
    2,415.60/3,330.96 = 2,362.08/x
  3. Step 3: Cross multiply
    2,415.60x = 3,330.96 × 2,362.08
  4. Step 4: Simplify right side
    2,415.60x = 7,867,994.00
  5. Step 5: Solve for x
    x = 7,867,994.00/2,415.60
  6. Step 6: Final answer
    x = 3,257.16

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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.