Home / 3,567.21-5,351.78-1,488.18

Finding the Fourth Proportional to 3,567.21, 5,351.78 and 1,488.18

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Solution

The fourth proportional to 3,567.21, 5,351.78 and 1,488.18 is: 2,232.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.21 : 5,351.78 = 1,488.18 : x
  2. Step 2: Convert to fraction form
    3,567.21/5,351.78 = 1,488.18/x
  3. Step 3: Cross multiply
    3,567.21x = 5,351.78 × 1,488.18
  4. Step 4: Simplify right side
    3,567.21x = 7,964,411.96
  5. Step 5: Solve for x
    x = 7,964,411.96/3,567.21
  6. Step 6: Final answer
    x = 2,232.67

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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.