Home / 7,520.58-10,378.94-4,536.24

Finding the Fourth Proportional to 7,520.58, 10,378.94 and 4,536.24

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Solution

The fourth proportional to 7,520.58, 10,378.94 and 4,536.24 is: 6,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.58 : 10,378.94 = 4,536.24 : x
  2. Step 2: Convert to fraction form
    7,520.58/10,378.94 = 4,536.24/x
  3. Step 3: Cross multiply
    7,520.58x = 10,378.94 × 4,536.24
  4. Step 4: Simplify right side
    7,520.58x = 47,081,340.10
  5. Step 5: Solve for x
    x = 47,081,340.10/7,520.58
  6. Step 6: Final answer
    x = 6,260.33

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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.