Home / 10,289.04-14,198.85-5,573.40

Finding the Fourth Proportional to 10,289.04, 14,198.85 and 5,573.40

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Solution

The fourth proportional to 10,289.04, 14,198.85 and 5,573.40 is: 7,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.04 : 14,198.85 = 5,573.40 : x
  2. Step 2: Convert to fraction form
    10,289.04/14,198.85 = 5,573.40/x
  3. Step 3: Cross multiply
    10,289.04x = 14,198.85 × 5,573.40
  4. Step 4: Simplify right side
    10,289.04x = 79,135,870.59
  5. Step 5: Solve for x
    x = 79,135,870.59/10,289.04
  6. Step 6: Final answer
    x = 7,691.28

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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.