Home / 8,756.02-13,111.08-6,992.92

Finding the Fourth Proportional to 8,756.02, 13,111.08 and 6,992.92

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Solution

The fourth proportional to 8,756.02, 13,111.08 and 6,992.92 is: 10,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756.02 : 13,111.08 = 6,992.92 : x
  2. Step 2: Convert to fraction form
    8,756.02/13,111.08 = 6,992.92/x
  3. Step 3: Cross multiply
    8,756.02x = 13,111.08 × 6,992.92
  4. Step 4: Simplify right side
    8,756.02x = 91,684,733.55
  5. Step 5: Solve for x
    x = 91,684,733.55/8,756.02
  6. Step 6: Final answer
    x = 10,471.05

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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.