Home / 7,439.46-10,267.80-4,454.67

Finding the Fourth Proportional to 7,439.46, 10,267.80 and 4,454.67

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Solution

The fourth proportional to 7,439.46, 10,267.80 and 4,454.67 is: 6,148.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.46 : 10,267.80 = 4,454.67 : x
  2. Step 2: Convert to fraction form
    7,439.46/10,267.80 = 4,454.67/x
  3. Step 3: Cross multiply
    7,439.46x = 10,267.80 × 4,454.67
  4. Step 4: Simplify right side
    7,439.46x = 45,739,660.63
  5. Step 5: Solve for x
    x = 45,739,660.63/7,439.46
  6. Step 6: Final answer
    x = 6,148.25

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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.