Home / 9,935.04-13,709.88-5,744.64

Finding the Fourth Proportional to 9,935.04, 13,709.88 and 5,744.64

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Solution

The fourth proportional to 9,935.04, 13,709.88 and 5,744.64 is: 7,927.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.04 : 13,709.88 = 5,744.64 : x
  2. Step 2: Convert to fraction form
    9,935.04/13,709.88 = 5,744.64/x
  3. Step 3: Cross multiply
    9,935.04x = 13,709.88 × 5,744.64
  4. Step 4: Simplify right side
    9,935.04x = 78,758,325.04
  5. Step 5: Solve for x
    x = 78,758,325.04/9,935.04
  6. Step 6: Final answer
    x = 7,927.33

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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.