Home / 7,003.24-10,501.80-3,715.60

Finding the Fourth Proportional to 7,003.24, 10,501.80 and 3,715.60

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Solution

The fourth proportional to 7,003.24, 10,501.80 and 3,715.60 is: 5,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.24 : 10,501.80 = 3,715.60 : x
  2. Step 2: Convert to fraction form
    7,003.24/10,501.80 = 3,715.60/x
  3. Step 3: Cross multiply
    7,003.24x = 10,501.80 × 3,715.60
  4. Step 4: Simplify right side
    7,003.24x = 39,020,488.08
  5. Step 5: Solve for x
    x = 39,020,488.08/7,003.24
  6. Step 6: Final answer
    x = 5,571.78

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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.