Home / 8,440.29-11,645.82-4,901.67

Finding the Fourth Proportional to 8,440.29, 11,645.82 and 4,901.67

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Solution

The fourth proportional to 8,440.29, 11,645.82 and 4,901.67 is: 6,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.29 : 11,645.82 = 4,901.67 : x
  2. Step 2: Convert to fraction form
    8,440.29/11,645.82 = 4,901.67/x
  3. Step 3: Cross multiply
    8,440.29x = 11,645.82 × 4,901.67
  4. Step 4: Simplify right side
    8,440.29x = 57,083,966.52
  5. Step 5: Solve for x
    x = 57,083,966.52/8,440.29
  6. Step 6: Final answer
    x = 6,763.27

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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.