Home / 6,707.02-9,256.80-3,912.52

Finding the Fourth Proportional to 6,707.02, 9,256.80 and 3,912.52

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Solution

The fourth proportional to 6,707.02, 9,256.80 and 3,912.52 is: 5,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.02 : 9,256.80 = 3,912.52 : x
  2. Step 2: Convert to fraction form
    6,707.02/9,256.80 = 3,912.52/x
  3. Step 3: Cross multiply
    6,707.02x = 9,256.80 × 3,912.52
  4. Step 4: Simplify right side
    6,707.02x = 36,217,415.14
  5. Step 5: Solve for x
    x = 36,217,415.14/6,707.02
  6. Step 6: Final answer
    x = 5,399.93

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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.