Home / 7,284.12-10,052.06-4,140.30

Finding the Fourth Proportional to 7,284.12, 10,052.06 and 4,140.30

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Solution

The fourth proportional to 7,284.12, 10,052.06 and 4,140.30 is: 5,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.12 : 10,052.06 = 4,140.30 : x
  2. Step 2: Convert to fraction form
    7,284.12/10,052.06 = 4,140.30/x
  3. Step 3: Cross multiply
    7,284.12x = 10,052.06 × 4,140.30
  4. Step 4: Simplify right side
    7,284.12x = 41,618,544.02
  5. Step 5: Solve for x
    x = 41,618,544.02/7,284.12
  6. Step 6: Final answer
    x = 5,713.60

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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.