Home / 8,235.75-11,365.47-4,700.91

Finding the Fourth Proportional to 8,235.75, 11,365.47 and 4,700.91

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Solution

The fourth proportional to 8,235.75, 11,365.47 and 4,700.91 is: 6,487.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.75 : 11,365.47 = 4,700.91 : x
  2. Step 2: Convert to fraction form
    8,235.75/11,365.47 = 4,700.91/x
  3. Step 3: Cross multiply
    8,235.75x = 11,365.47 × 4,700.91
  4. Step 4: Simplify right side
    8,235.75x = 53,428,051.58
  5. Step 5: Solve for x
    x = 53,428,051.58/8,235.75
  6. Step 6: Final answer
    x = 6,487.33

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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.