Home / 8,886.05-13,329.88-6,574.72

Finding the Fourth Proportional to 8,886.05, 13,329.88 and 6,574.72

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Solution

The fourth proportional to 8,886.05, 13,329.88 and 6,574.72 is: 9,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.05 : 13,329.88 = 6,574.72 : x
  2. Step 2: Convert to fraction form
    8,886.05/13,329.88 = 6,574.72/x
  3. Step 3: Cross multiply
    8,886.05x = 13,329.88 × 6,574.72
  4. Step 4: Simplify right side
    8,886.05x = 87,640,161.98
  5. Step 5: Solve for x
    x = 87,640,161.98/8,886.05
  6. Step 6: Final answer
    x = 9,862.67

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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.