Home / 5,088.38-7,021.38-2,964.35

Finding the Fourth Proportional to 5,088.38, 7,021.38 and 2,964.35

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Solution

The fourth proportional to 5,088.38, 7,021.38 and 2,964.35 is: 4,090.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.38 : 7,021.38 = 2,964.35 : x
  2. Step 2: Convert to fraction form
    5,088.38/7,021.38 = 2,964.35/x
  3. Step 3: Cross multiply
    5,088.38x = 7,021.38 × 2,964.35
  4. Step 4: Simplify right side
    5,088.38x = 20,813,856.47
  5. Step 5: Solve for x
    x = 20,813,856.47/5,088.38
  6. Step 6: Final answer
    x = 4,090.47

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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.