Home / 5,009.21-6,913.22-3,748.11

Finding the Fourth Proportional to 5,009.21, 6,913.22 and 3,748.11

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Solution

The fourth proportional to 5,009.21, 6,913.22 and 3,748.11 is: 5,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.21 : 6,913.22 = 3,748.11 : x
  2. Step 2: Convert to fraction form
    5,009.21/6,913.22 = 3,748.11/x
  3. Step 3: Cross multiply
    5,009.21x = 6,913.22 × 3,748.11
  4. Step 4: Simplify right side
    5,009.21x = 25,911,464.35
  5. Step 5: Solve for x
    x = 25,911,464.35/5,009.21
  6. Step 6: Final answer
    x = 5,172.77

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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.