Home / 8,567.28-11,828.70-5,549.67

Finding the Fourth Proportional to 8,567.28, 11,828.70 and 5,549.67

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Solution

The fourth proportional to 8,567.28, 11,828.70 and 5,549.67 is: 7,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.28 : 11,828.70 = 5,549.67 : x
  2. Step 2: Convert to fraction form
    8,567.28/11,828.70 = 5,549.67/x
  3. Step 3: Cross multiply
    8,567.28x = 11,828.70 × 5,549.67
  4. Step 4: Simplify right side
    8,567.28x = 65,645,381.53
  5. Step 5: Solve for x
    x = 65,645,381.53/8,567.28
  6. Step 6: Final answer
    x = 7,662.34

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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.