Home / 8,065.97-11,130.05-4,528.43

Finding the Fourth Proportional to 8,065.97, 11,130.05 and 4,528.43

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Solution

The fourth proportional to 8,065.97, 11,130.05 and 4,528.43 is: 6,248.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.97 : 11,130.05 = 4,528.43 : x
  2. Step 2: Convert to fraction form
    8,065.97/11,130.05 = 4,528.43/x
  3. Step 3: Cross multiply
    8,065.97x = 11,130.05 × 4,528.43
  4. Step 4: Simplify right side
    8,065.97x = 50,401,574.03
  5. Step 5: Solve for x
    x = 50,401,574.03/8,065.97
  6. Step 6: Final answer
    x = 6,248.67

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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.