Home / 5,421.96-8,134.02-1,526.52

Finding the Fourth Proportional to 5,421.96, 8,134.02 and 1,526.52

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Solution

The fourth proportional to 5,421.96, 8,134.02 and 1,526.52 is: 2,290.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421.96 : 8,134.02 = 1,526.52 : x
  2. Step 2: Convert to fraction form
    5,421.96/8,134.02 = 1,526.52/x
  3. Step 3: Cross multiply
    5,421.96x = 8,134.02 × 1,526.52
  4. Step 4: Simplify right side
    5,421.96x = 12,416,744.21
  5. Step 5: Solve for x
    x = 12,416,744.21/5,421.96
  6. Step 6: Final answer
    x = 2,290.08

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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.