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Finding the Fourth Proportional to 7,035.93, 9,708.86 and 4,051.19

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Solution

The fourth proportional to 7,035.93, 9,708.86 and 4,051.19 is: 5,590.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.93 : 9,708.86 = 4,051.19 : x
  2. Step 2: Convert to fraction form
    7,035.93/9,708.86 = 4,051.19/x
  3. Step 3: Cross multiply
    7,035.93x = 9,708.86 × 4,051.19
  4. Step 4: Simplify right side
    7,035.93x = 39,332,367.74
  5. Step 5: Solve for x
    x = 39,332,367.74/7,035.93
  6. Step 6: Final answer
    x = 5,590.22

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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.