Home / 7,485.62-10,329.02-4,299.05

Finding the Fourth Proportional to 7,485.62, 10,329.02 and 4,299.05

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Solution

The fourth proportional to 7,485.62, 10,329.02 and 4,299.05 is: 5,932.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.62 : 10,329.02 = 4,299.05 : x
  2. Step 2: Convert to fraction form
    7,485.62/10,329.02 = 4,299.05/x
  3. Step 3: Cross multiply
    7,485.62x = 10,329.02 × 4,299.05
  4. Step 4: Simplify right side
    7,485.62x = 44,404,900.29
  5. Step 5: Solve for x
    x = 44,404,900.29/7,485.62
  6. Step 6: Final answer
    x = 5,932.03

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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.