Home / 2,626.64-3,932.40-2,364.20

Finding the Fourth Proportional to 2,626.64, 3,932.40 and 2,364.20

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Solution

The fourth proportional to 2,626.64, 3,932.40 and 2,364.20 is: 3,539.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.64 : 3,932.40 = 2,364.20 : x
  2. Step 2: Convert to fraction form
    2,626.64/3,932.40 = 2,364.20/x
  3. Step 3: Cross multiply
    2,626.64x = 3,932.40 × 2,364.20
  4. Step 4: Simplify right side
    2,626.64x = 9,296,980.08
  5. Step 5: Solve for x
    x = 9,296,980.08/2,626.64
  6. Step 6: Final answer
    x = 3,539.50

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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.