Home / 7,298.24-10,071.60-3,986.24

Finding the Fourth Proportional to 7,298.24, 10,071.60 and 3,986.24

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Solution

The fourth proportional to 7,298.24, 10,071.60 and 3,986.24 is: 5,501.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.24 : 10,071.60 = 3,986.24 : x
  2. Step 2: Convert to fraction form
    7,298.24/10,071.60 = 3,986.24/x
  3. Step 3: Cross multiply
    7,298.24x = 10,071.60 × 3,986.24
  4. Step 4: Simplify right side
    7,298.24x = 40,147,814.78
  5. Step 5: Solve for x
    x = 40,147,814.78/7,298.24
  6. Step 6: Final answer
    x = 5,501.03

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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.