Home / 3,009.34-4,152.70-1,683.03

Finding the Fourth Proportional to 3,009.34, 4,152.70 and 1,683.03

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Solution

The fourth proportional to 3,009.34, 4,152.70 and 1,683.03 is: 2,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.34 : 4,152.70 = 1,683.03 : x
  2. Step 2: Convert to fraction form
    3,009.34/4,152.70 = 1,683.03/x
  3. Step 3: Cross multiply
    3,009.34x = 4,152.70 × 1,683.03
  4. Step 4: Simplify right side
    3,009.34x = 6,989,118.68
  5. Step 5: Solve for x
    x = 6,989,118.68/3,009.34
  6. Step 6: Final answer
    x = 2,322.48

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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.