Home / 9,390.20-12,955.75-5,852.12

Finding the Fourth Proportional to 9,390.20, 12,955.75 and 5,852.12

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Solution

The fourth proportional to 9,390.20, 12,955.75 and 5,852.12 is: 8,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.20 : 12,955.75 = 5,852.12 : x
  2. Step 2: Convert to fraction form
    9,390.20/12,955.75 = 5,852.12/x
  3. Step 3: Cross multiply
    9,390.20x = 12,955.75 × 5,852.12
  4. Step 4: Simplify right side
    9,390.20x = 75,818,524.28
  5. Step 5: Solve for x
    x = 75,818,524.28/9,390.20
  6. Step 6: Final answer
    x = 8,074.22

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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.