Home / 6,109.95-9,164.84-1,727.45

Finding the Fourth Proportional to 6,109.95, 9,164.84 and 1,727.45

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Solution

The fourth proportional to 6,109.95, 9,164.84 and 1,727.45 is: 2,591.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.95 : 9,164.84 = 1,727.45 : x
  2. Step 2: Convert to fraction form
    6,109.95/9,164.84 = 1,727.45/x
  3. Step 3: Cross multiply
    6,109.95x = 9,164.84 × 1,727.45
  4. Step 4: Simplify right side
    6,109.95x = 15,831,748.40
  5. Step 5: Solve for x
    x = 15,831,748.40/6,109.95
  6. Step 6: Final answer
    x = 2,591.14

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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.