Home / 6,868.02-9,477.60-3,724.14

Finding the Fourth Proportional to 6,868.02, 9,477.60 and 3,724.14

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Solution

The fourth proportional to 6,868.02, 9,477.60 and 3,724.14 is: 5,139.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.02 : 9,477.60 = 3,724.14 : x
  2. Step 2: Convert to fraction form
    6,868.02/9,477.60 = 3,724.14/x
  3. Step 3: Cross multiply
    6,868.02x = 9,477.60 × 3,724.14
  4. Step 4: Simplify right side
    6,868.02x = 35,295,909.26
  5. Step 5: Solve for x
    x = 35,295,909.26/6,868.02
  6. Step 6: Final answer
    x = 5,139.17

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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.