Home / 3,009.24-4,152.51-1,682.87

Finding the Fourth Proportional to 3,009.24, 4,152.51 and 1,682.87

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Solution

The fourth proportional to 3,009.24, 4,152.51 and 1,682.87 is: 2,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.24 : 4,152.51 = 1,682.87 : x
  2. Step 2: Convert to fraction form
    3,009.24/4,152.51 = 1,682.87/x
  3. Step 3: Cross multiply
    3,009.24x = 4,152.51 × 1,682.87
  4. Step 4: Simplify right side
    3,009.24x = 6,988,113.74
  5. Step 5: Solve for x
    x = 6,988,113.74/3,009.24
  6. Step 6: Final answer
    x = 2,322.22

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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.