Home / 5,351.40-7,384.44-2,993.46

Finding the Fourth Proportional to 5,351.40, 7,384.44 and 2,993.46

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Solution

The fourth proportional to 5,351.40, 7,384.44 and 2,993.46 is: 4,130.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.40 : 7,384.44 = 2,993.46 : x
  2. Step 2: Convert to fraction form
    5,351.40/7,384.44 = 2,993.46/x
  3. Step 3: Cross multiply
    5,351.40x = 7,384.44 × 2,993.46
  4. Step 4: Simplify right side
    5,351.40x = 22,105,025.76
  5. Step 5: Solve for x
    x = 22,105,025.76/5,351.40
  6. Step 6: Final answer
    x = 4,130.70

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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.