Home / 7,861.46-10,848.15-4,630.76

Finding the Fourth Proportional to 7,861.46, 10,848.15 and 4,630.76

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Solution

The fourth proportional to 7,861.46, 10,848.15 and 4,630.76 is: 6,390.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,861.46 : 10,848.15 = 4,630.76 : x
  2. Step 2: Convert to fraction form
    7,861.46/10,848.15 = 4,630.76/x
  3. Step 3: Cross multiply
    7,861.46x = 10,848.15 × 4,630.76
  4. Step 4: Simplify right side
    7,861.46x = 50,235,190.30
  5. Step 5: Solve for x
    x = 50,235,190.30/7,861.46
  6. Step 6: Final answer
    x = 6,390.06

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Double scale
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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.