Home / 3,009.64-4,513.43-1,528.29

Finding the Fourth Proportional to 3,009.64, 4,513.43 and 1,528.29

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Solution

The fourth proportional to 3,009.64, 4,513.43 and 1,528.29 is: 2,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.64 : 4,513.43 = 1,528.29 : x
  2. Step 2: Convert to fraction form
    3,009.64/4,513.43 = 1,528.29/x
  3. Step 3: Cross multiply
    3,009.64x = 4,513.43 × 1,528.29
  4. Step 4: Simplify right side
    3,009.64x = 6,897,822.29
  5. Step 5: Solve for x
    x = 6,897,822.29/3,009.64
  6. Step 6: Final answer
    x = 2,291.91

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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.