Home / 7,699.20-10,622.19-4,865.67

Finding the Fourth Proportional to 7,699.20, 10,622.19 and 4,865.67

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Solution

The fourth proportional to 7,699.20, 10,622.19 and 4,865.67 is: 6,712.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699.20 : 10,622.19 = 4,865.67 : x
  2. Step 2: Convert to fraction form
    7,699.20/10,622.19 = 4,865.67/x
  3. Step 3: Cross multiply
    7,699.20x = 10,622.19 × 4,865.67
  4. Step 4: Simplify right side
    7,699.20x = 51,684,071.22
  5. Step 5: Solve for x
    x = 51,684,071.22/7,699.20
  6. Step 6: Final answer
    x = 6,712.91

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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.