Home / 8,950.02-13,421.79-3,404.84

Finding the Fourth Proportional to 8,950.02, 13,421.79 and 3,404.84

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Solution

The fourth proportional to 8,950.02, 13,421.79 and 3,404.84 is: 5,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.02 : 13,421.79 = 3,404.84 : x
  2. Step 2: Convert to fraction form
    8,950.02/13,421.79 = 3,404.84/x
  3. Step 3: Cross multiply
    8,950.02x = 13,421.79 × 3,404.84
  4. Step 4: Simplify right side
    8,950.02x = 45,698,980.35
  5. Step 5: Solve for x
    x = 45,698,980.35/8,950.02
  6. Step 6: Final answer
    x = 5,106.02

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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.