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Finding the Fourth Proportional to 3,353.04, 4,627.10 and 1,860.99

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Solution

The fourth proportional to 3,353.04, 4,627.10 and 1,860.99 is: 2,568.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.04 : 4,627.10 = 1,860.99 : x
  2. Step 2: Convert to fraction form
    3,353.04/4,627.10 = 1,860.99/x
  3. Step 3: Cross multiply
    3,353.04x = 4,627.10 × 1,860.99
  4. Step 4: Simplify right side
    3,353.04x = 8,610,977.52
  5. Step 5: Solve for x
    x = 8,610,977.52/3,353.04
  6. Step 6: Final answer
    x = 2,568.11

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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.