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Finding the Fourth Proportional to 5,335.55, 7,964.81 and 5,095.91

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Solution

The fourth proportional to 5,335.55, 7,964.81 and 5,095.91 is: 7,607.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.55 : 7,964.81 = 5,095.91 : x
  2. Step 2: Convert to fraction form
    5,335.55/7,964.81 = 5,095.91/x
  3. Step 3: Cross multiply
    5,335.55x = 7,964.81 × 5,095.91
  4. Step 4: Simplify right side
    5,335.55x = 40,587,908.73
  5. Step 5: Solve for x
    x = 40,587,908.73/5,335.55
  6. Step 6: Final answer
    x = 7,607.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.