Home / 7,261.30-10,020.36-4,074.67

Finding the Fourth Proportional to 7,261.30, 10,020.36 and 4,074.67

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Solution

The fourth proportional to 7,261.30, 10,020.36 and 4,074.67 is: 5,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.30 : 10,020.36 = 4,074.67 : x
  2. Step 2: Convert to fraction form
    7,261.30/10,020.36 = 4,074.67/x
  3. Step 3: Cross multiply
    7,261.30x = 10,020.36 × 4,074.67
  4. Step 4: Simplify right side
    7,261.30x = 40,829,660.28
  5. Step 5: Solve for x
    x = 40,829,660.28/7,261.30
  6. Step 6: Final answer
    x = 5,622.91

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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.