Home / 4,385.25-6,056.55-3,402.45

Finding the Fourth Proportional to 4,385.25, 6,056.55 and 3,402.45

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Solution

The fourth proportional to 4,385.25, 6,056.55 and 3,402.45 is: 4,699.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.25 : 6,056.55 = 3,402.45 : x
  2. Step 2: Convert to fraction form
    4,385.25/6,056.55 = 3,402.45/x
  3. Step 3: Cross multiply
    4,385.25x = 6,056.55 × 3,402.45
  4. Step 4: Simplify right side
    4,385.25x = 20,607,108.55
  5. Step 5: Solve for x
    x = 20,607,108.55/4,385.25
  6. Step 6: Final answer
    x = 4,699.19

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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.