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Finding the Fourth Proportional to 3,048.15, 4,570.51 and 967.76

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Solution

The fourth proportional to 3,048.15, 4,570.51 and 967.76 is: 1,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.15 : 4,570.51 = 967.76 : x
  2. Step 2: Convert to fraction form
    3,048.15/4,570.51 = 967.76/x
  3. Step 3: Cross multiply
    3,048.15x = 4,570.51 × 967.76
  4. Step 4: Simplify right side
    3,048.15x = 4,423,151.92
  5. Step 5: Solve for x
    x = 4,423,151.92/3,048.15
  6. Step 6: Final answer
    x = 1,451.10

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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.