Home / 7,351.91-10,146.08-4,208.03

Finding the Fourth Proportional to 7,351.91, 10,146.08 and 4,208.03

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Solution

The fourth proportional to 7,351.91, 10,146.08 and 4,208.03 is: 5,807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.91 : 10,146.08 = 4,208.03 : x
  2. Step 2: Convert to fraction form
    7,351.91/10,146.08 = 4,208.03/x
  3. Step 3: Cross multiply
    7,351.91x = 10,146.08 × 4,208.03
  4. Step 4: Simplify right side
    7,351.91x = 42,695,009.02
  5. Step 5: Solve for x
    x = 42,695,009.02/7,351.91
  6. Step 6: Final answer
    x = 5,807.34

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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.