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Finding the Fourth Proportional to 6,312.66, 9,455.18 and 5,204.58

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Solution

The fourth proportional to 6,312.66, 9,455.18 and 5,204.58 is: 7,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312.66 : 9,455.18 = 5,204.58 : x
  2. Step 2: Convert to fraction form
    6,312.66/9,455.18 = 5,204.58/x
  3. Step 3: Cross multiply
    6,312.66x = 9,455.18 × 5,204.58
  4. Step 4: Simplify right side
    6,312.66x = 49,210,240.72
  5. Step 5: Solve for x
    x = 49,210,240.72/6,312.66
  6. Step 6: Final answer
    x = 7,795.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.