Home / 6,940.01-9,577.46-3,955.77

Finding the Fourth Proportional to 6,940.01, 9,577.46 and 3,955.77

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Solution

The fourth proportional to 6,940.01, 9,577.46 and 3,955.77 is: 5,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.01 : 9,577.46 = 3,955.77 : x
  2. Step 2: Convert to fraction form
    6,940.01/9,577.46 = 3,955.77/x
  3. Step 3: Cross multiply
    6,940.01x = 9,577.46 × 3,955.77
  4. Step 4: Simplify right side
    6,940.01x = 37,886,228.94
  5. Step 5: Solve for x
    x = 37,886,228.94/6,940.01
  6. Step 6: Final answer
    x = 5,459.10

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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.