Home / 9,127.12-13,685.77-4,682.95

Finding the Fourth Proportional to 9,127.12, 13,685.77 and 4,682.95

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Solution

The fourth proportional to 9,127.12, 13,685.77 and 4,682.95 is: 7,021.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.12 : 13,685.77 = 4,682.95 : x
  2. Step 2: Convert to fraction form
    9,127.12/13,685.77 = 4,682.95/x
  3. Step 3: Cross multiply
    9,127.12x = 13,685.77 × 4,682.95
  4. Step 4: Simplify right side
    9,127.12x = 64,089,799.58
  5. Step 5: Solve for x
    x = 64,089,799.58/9,127.12
  6. Step 6: Final answer
    x = 7,021.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.