Home / 7,014.80-10,528.58-3,730.66

Finding the Fourth Proportional to 7,014.80, 10,528.58 and 3,730.66

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Solution

The fourth proportional to 7,014.80, 10,528.58 and 3,730.66 is: 5,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.80 : 10,528.58 = 3,730.66 : x
  2. Step 2: Convert to fraction form
    7,014.80/10,528.58 = 3,730.66/x
  3. Step 3: Cross multiply
    7,014.80x = 10,528.58 × 3,730.66
  4. Step 4: Simplify right side
    7,014.80x = 39,278,535.27
  5. Step 5: Solve for x
    x = 39,278,535.27/7,014.80
  6. Step 6: Final answer
    x = 5,599.38

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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.