Home / 7,029.08-10,542.40-2,646.58

Finding the Fourth Proportional to 7,029.08, 10,542.40 and 2,646.58

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Solution

The fourth proportional to 7,029.08, 10,542.40 and 2,646.58 is: 3,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.08 : 10,542.40 = 2,646.58 : x
  2. Step 2: Convert to fraction form
    7,029.08/10,542.40 = 2,646.58/x
  3. Step 3: Cross multiply
    7,029.08x = 10,542.40 × 2,646.58
  4. Step 4: Simplify right side
    7,029.08x = 27,901,304.99
  5. Step 5: Solve for x
    x = 27,901,304.99/7,029.08
  6. Step 6: Final answer
    x = 3,969.41

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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.