Home / 7,035.30-9,708.66-4,203.90

Finding the Fourth Proportional to 7,035.30, 9,708.66 and 4,203.90

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Solution

The fourth proportional to 7,035.30, 9,708.66 and 4,203.90 is: 5,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.30 : 9,708.66 = 4,203.90 : x
  2. Step 2: Convert to fraction form
    7,035.30/9,708.66 = 4,203.90/x
  3. Step 3: Cross multiply
    7,035.30x = 9,708.66 × 4,203.90
  4. Step 4: Simplify right side
    7,035.30x = 40,814,235.77
  5. Step 5: Solve for x
    x = 40,814,235.77/7,035.30
  6. Step 6: Final answer
    x = 5,801.35

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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.