Home / 2,925.37-4,389.14-1,756.21

Finding the Fourth Proportional to 2,925.37, 4,389.14 and 1,756.21

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Solution

The fourth proportional to 2,925.37, 4,389.14 and 1,756.21 is: 2,634.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.37 : 4,389.14 = 1,756.21 : x
  2. Step 2: Convert to fraction form
    2,925.37/4,389.14 = 1,756.21/x
  3. Step 3: Cross multiply
    2,925.37x = 4,389.14 × 1,756.21
  4. Step 4: Simplify right side
    2,925.37x = 7,708,251.56
  5. Step 5: Solve for x
    x = 7,708,251.56/2,925.37
  6. Step 6: Final answer
    x = 2,634.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.