Home / 7,287.56-10,055.40-4,304.33

Finding the Fourth Proportional to 7,287.56, 10,055.40 and 4,304.33

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Solution

The fourth proportional to 7,287.56, 10,055.40 and 4,304.33 is: 5,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.56 : 10,055.40 = 4,304.33 : x
  2. Step 2: Convert to fraction form
    7,287.56/10,055.40 = 4,304.33/x
  3. Step 3: Cross multiply
    7,287.56x = 10,055.40 × 4,304.33
  4. Step 4: Simplify right side
    7,287.56x = 43,281,759.88
  5. Step 5: Solve for x
    x = 43,281,759.88/7,287.56
  6. Step 6: Final answer
    x = 5,939.13

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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.