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Finding the Fourth Proportional to 7,368.12, 11,052 and 2,437.68

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Solution

The fourth proportional to 7,368.12, 11,052 and 2,437.68 is: 3,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.12 : 11,052 = 2,437.68 : x
  2. Step 2: Convert to fraction form
    7,368.12/11,052 = 2,437.68/x
  3. Step 3: Cross multiply
    7,368.12x = 11,052 × 2,437.68
  4. Step 4: Simplify right side
    7,368.12x = 26,941,239.36
  5. Step 5: Solve for x
    x = 26,941,239.36/7,368.12
  6. Step 6: Final answer
    x = 3,656.46

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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.