Home / 2,864.92-4,297.20-1,133.68

Finding the Fourth Proportional to 2,864.92, 4,297.20 and 1,133.68

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Solution

The fourth proportional to 2,864.92, 4,297.20 and 1,133.68 is: 1,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.92 : 4,297.20 = 1,133.68 : x
  2. Step 2: Convert to fraction form
    2,864.92/4,297.20 = 1,133.68/x
  3. Step 3: Cross multiply
    2,864.92x = 4,297.20 × 1,133.68
  4. Step 4: Simplify right side
    2,864.92x = 4,871,649.70
  5. Step 5: Solve for x
    x = 4,871,649.70/2,864.92
  6. Step 6: Final answer
    x = 1,700.45

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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.