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Finding the Fourth Proportional to 7,051.77, 9,719.01 and 6,237.09

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Solution

The fourth proportional to 7,051.77, 9,719.01 and 6,237.09 is: 8,596.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.77 : 9,719.01 = 6,237.09 : x
  2. Step 2: Convert to fraction form
    7,051.77/9,719.01 = 6,237.09/x
  3. Step 3: Cross multiply
    7,051.77x = 9,719.01 × 6,237.09
  4. Step 4: Simplify right side
    7,051.77x = 60,618,340.08
  5. Step 5: Solve for x
    x = 60,618,340.08/7,051.77
  6. Step 6: Final answer
    x = 8,596.19

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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.