Home / 7,557.88-10,429.24-4,200.28

Finding the Fourth Proportional to 7,557.88, 10,429.24 and 4,200.28

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Solution

The fourth proportional to 7,557.88, 10,429.24 and 4,200.28 is: 5,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.88 : 10,429.24 = 4,200.28 : x
  2. Step 2: Convert to fraction form
    7,557.88/10,429.24 = 4,200.28/x
  3. Step 3: Cross multiply
    7,557.88x = 10,429.24 × 4,200.28
  4. Step 4: Simplify right side
    7,557.88x = 43,805,728.19
  5. Step 5: Solve for x
    x = 43,805,728.19/7,557.88
  6. Step 6: Final answer
    x = 5,796.03

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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.