Home / 7,150.24-9,865.01-4,634.31

Finding the Fourth Proportional to 7,150.24, 9,865.01 and 4,634.31

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Solution

The fourth proportional to 7,150.24, 9,865.01 and 4,634.31 is: 6,393.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.24 : 9,865.01 = 4,634.31 : x
  2. Step 2: Convert to fraction form
    7,150.24/9,865.01 = 4,634.31/x
  3. Step 3: Cross multiply
    7,150.24x = 9,865.01 × 4,634.31
  4. Step 4: Simplify right side
    7,150.24x = 45,717,491.32
  5. Step 5: Solve for x
    x = 45,717,491.32/7,150.24
  6. Step 6: Final answer
    x = 6,393.84

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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.