Home / 7,029.28-10,548.60-2,646.88

Finding the Fourth Proportional to 7,029.28, 10,548.60 and 2,646.88

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Solution

The fourth proportional to 7,029.28, 10,548.60 and 2,646.88 is: 3,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.28 : 10,548.60 = 2,646.88 : x
  2. Step 2: Convert to fraction form
    7,029.28/10,548.60 = 2,646.88/x
  3. Step 3: Cross multiply
    7,029.28x = 10,548.60 × 2,646.88
  4. Step 4: Simplify right side
    7,029.28x = 27,920,878.37
  5. Step 5: Solve for x
    x = 27,920,878.37/7,029.28
  6. Step 6: Final answer
    x = 3,972.08

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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.