Home / 4,402.08-6,077.16-3,405.12

Finding the Fourth Proportional to 4,402.08, 6,077.16 and 3,405.12

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Solution

The fourth proportional to 4,402.08, 6,077.16 and 3,405.12 is: 4,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.08 : 6,077.16 = 3,405.12 : x
  2. Step 2: Convert to fraction form
    4,402.08/6,077.16 = 3,405.12/x
  3. Step 3: Cross multiply
    4,402.08x = 6,077.16 × 3,405.12
  4. Step 4: Simplify right side
    4,402.08x = 20,693,459.06
  5. Step 5: Solve for x
    x = 20,693,459.06/4,402.08
  6. Step 6: Final answer
    x = 4,700.84

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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.