Home / 8,569.72-11,826.37-5,212.67

Finding the Fourth Proportional to 8,569.72, 11,826.37 and 5,212.67

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Solution

The fourth proportional to 8,569.72, 11,826.37 and 5,212.67 is: 7,193.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.72 : 11,826.37 = 5,212.67 : x
  2. Step 2: Convert to fraction form
    8,569.72/11,826.37 = 5,212.67/x
  3. Step 3: Cross multiply
    8,569.72x = 11,826.37 × 5,212.67
  4. Step 4: Simplify right side
    8,569.72x = 61,646,964.11
  5. Step 5: Solve for x
    x = 61,646,964.11/8,569.72
  6. Step 6: Final answer
    x = 7,193.58

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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.