Home / 5,342.68-8,014.11-2,421.01

Finding the Fourth Proportional to 5,342.68, 8,014.11 and 2,421.01

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Solution

The fourth proportional to 5,342.68, 8,014.11 and 2,421.01 is: 3,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.68 : 8,014.11 = 2,421.01 : x
  2. Step 2: Convert to fraction form
    5,342.68/8,014.11 = 2,421.01/x
  3. Step 3: Cross multiply
    5,342.68x = 8,014.11 × 2,421.01
  4. Step 4: Simplify right side
    5,342.68x = 19,402,240.45
  5. Step 5: Solve for x
    x = 19,402,240.45/5,342.68
  6. Step 6: Final answer
    x = 3,631.56

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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.