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Finding the Fourth Proportional to 7,068.98, 9,748.37 and 4,551.81

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Solution

The fourth proportional to 7,068.98, 9,748.37 and 4,551.81 is: 6,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.98 : 9,748.37 = 4,551.81 : x
  2. Step 2: Convert to fraction form
    7,068.98/9,748.37 = 4,551.81/x
  3. Step 3: Cross multiply
    7,068.98x = 9,748.37 × 4,551.81
  4. Step 4: Simplify right side
    7,068.98x = 44,372,739.43
  5. Step 5: Solve for x
    x = 44,372,739.43/7,068.98
  6. Step 6: Final answer
    x = 6,277.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.