Home / 9,955.04-13,736.48-5,762.56

Finding the Fourth Proportional to 9,955.04, 13,736.48 and 5,762.56

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Solution

The fourth proportional to 9,955.04, 13,736.48 and 5,762.56 is: 7,951.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,955.04 : 13,736.48 = 5,762.56 : x
  2. Step 2: Convert to fraction form
    9,955.04/13,736.48 = 5,762.56/x
  3. Step 3: Cross multiply
    9,955.04x = 13,736.48 × 5,762.56
  4. Step 4: Simplify right side
    9,955.04x = 79,157,290.19
  5. Step 5: Solve for x
    x = 79,157,290.19/9,955.04
  6. Step 6: Final answer
    x = 7,951.48

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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.