Home / 7,400.35-10,209.71-4,530.22

Finding the Fourth Proportional to 7,400.35, 10,209.71 and 4,530.22

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Solution

The fourth proportional to 7,400.35, 10,209.71 and 4,530.22 is: 6,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.35 : 10,209.71 = 4,530.22 : x
  2. Step 2: Convert to fraction form
    7,400.35/10,209.71 = 4,530.22/x
  3. Step 3: Cross multiply
    7,400.35x = 10,209.71 × 4,530.22
  4. Step 4: Simplify right side
    7,400.35x = 46,252,232.44
  5. Step 5: Solve for x
    x = 46,252,232.44/7,400.35
  6. Step 6: Final answer
    x = 6,250.01

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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.