Home / 6,888.21-9,505.59-4,055.88

Finding the Fourth Proportional to 6,888.21, 9,505.59 and 4,055.88

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Solution

The fourth proportional to 6,888.21, 9,505.59 and 4,055.88 is: 5,597.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.21 : 9,505.59 = 4,055.88 : x
  2. Step 2: Convert to fraction form
    6,888.21/9,505.59 = 4,055.88/x
  3. Step 3: Cross multiply
    6,888.21x = 9,505.59 × 4,055.88
  4. Step 4: Simplify right side
    6,888.21x = 38,553,532.37
  5. Step 5: Solve for x
    x = 38,553,532.37/6,888.21
  6. Step 6: Final answer
    x = 5,597.03

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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.