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Finding the Fourth Proportional to 4,703.70, 7,036.11 and 4,276.02

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Solution

The fourth proportional to 4,703.70, 7,036.11 and 4,276.02 is: 6,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.70 : 7,036.11 = 4,276.02 : x
  2. Step 2: Convert to fraction form
    4,703.70/7,036.11 = 4,276.02/x
  3. Step 3: Cross multiply
    4,703.70x = 7,036.11 × 4,276.02
  4. Step 4: Simplify right side
    4,703.70x = 30,086,547.08
  5. Step 5: Solve for x
    x = 30,086,547.08/4,703.70
  6. Step 6: Final answer
    x = 6,396.36

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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.