Home / 11,364.02-15,682.80-6,328.45

Finding the Fourth Proportional to 11,364.02, 15,682.80 and 6,328.45

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Solution

The fourth proportional to 11,364.02, 15,682.80 and 6,328.45 is: 8,733.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,364.02 : 15,682.80 = 6,328.45 : x
  2. Step 2: Convert to fraction form
    11,364.02/15,682.80 = 6,328.45/x
  3. Step 3: Cross multiply
    11,364.02x = 15,682.80 × 6,328.45
  4. Step 4: Simplify right side
    11,364.02x = 99,247,815.66
  5. Step 5: Solve for x
    x = 99,247,815.66/11,364.02
  6. Step 6: Final answer
    x = 8,733.51

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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.