Home / 8,867.52-13,280.09-6,237.72

Finding the Fourth Proportional to 8,867.52, 13,280.09 and 6,237.72

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Solution

The fourth proportional to 8,867.52, 13,280.09 and 6,237.72 is: 9,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.52 : 13,280.09 = 6,237.72 : x
  2. Step 2: Convert to fraction form
    8,867.52/13,280.09 = 6,237.72/x
  3. Step 3: Cross multiply
    8,867.52x = 13,280.09 × 6,237.72
  4. Step 4: Simplify right side
    8,867.52x = 82,837,451.81
  5. Step 5: Solve for x
    x = 82,837,451.81/8,867.52
  6. Step 6: Final answer
    x = 9,341.67

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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.