Home / 5,535.40-8,304.64-2,415.68

Finding the Fourth Proportional to 5,535.40, 8,304.64 and 2,415.68

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Solution

The fourth proportional to 5,535.40, 8,304.64 and 2,415.68 is: 3,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.40 : 8,304.64 = 2,415.68 : x
  2. Step 2: Convert to fraction form
    5,535.40/8,304.64 = 2,415.68/x
  3. Step 3: Cross multiply
    5,535.40x = 8,304.64 × 2,415.68
  4. Step 4: Simplify right side
    5,535.40x = 20,061,352.76
  5. Step 5: Solve for x
    x = 20,061,352.76/5,535.40
  6. Step 6: Final answer
    x = 3,624.19

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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.