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Finding the Fourth Proportional to 7,033.74, 9,703.63 and 4,048.86

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Solution

The fourth proportional to 7,033.74, 9,703.63 and 4,048.86 is: 5,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033.74 : 9,703.63 = 4,048.86 : x
  2. Step 2: Convert to fraction form
    7,033.74/9,703.63 = 4,048.86/x
  3. Step 3: Cross multiply
    7,033.74x = 9,703.63 × 4,048.86
  4. Step 4: Simplify right side
    7,033.74x = 39,288,639.36
  5. Step 5: Solve for x
    x = 39,288,639.36/7,033.74
  6. Step 6: Final answer
    x = 5,585.74

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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.