Home / 8,934.12-12,328.27-4,955.22

Finding the Fourth Proportional to 8,934.12, 12,328.27 and 4,955.22

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Solution

The fourth proportional to 8,934.12, 12,328.27 and 4,955.22 is: 6,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.12 : 12,328.27 = 4,955.22 : x
  2. Step 2: Convert to fraction form
    8,934.12/12,328.27 = 4,955.22/x
  3. Step 3: Cross multiply
    8,934.12x = 12,328.27 × 4,955.22
  4. Step 4: Simplify right side
    8,934.12x = 61,089,203.65
  5. Step 5: Solve for x
    x = 61,089,203.65/8,934.12
  6. Step 6: Final answer
    x = 6,837.75

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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.