Home / 7,387.53-10,189.58-4,401.06

Finding the Fourth Proportional to 7,387.53, 10,189.58 and 4,401.06

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Solution

The fourth proportional to 7,387.53, 10,189.58 and 4,401.06 is: 6,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.53 : 10,189.58 = 4,401.06 : x
  2. Step 2: Convert to fraction form
    7,387.53/10,189.58 = 4,401.06/x
  3. Step 3: Cross multiply
    7,387.53x = 10,189.58 × 4,401.06
  4. Step 4: Simplify right side
    7,387.53x = 44,844,952.95
  5. Step 5: Solve for x
    x = 44,844,952.95/7,387.53
  6. Step 6: Final answer
    x = 6,070.36

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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.