Home / 3,555.10-5,332.60-1,607.30

Finding the Fourth Proportional to 3,555.10, 5,332.60 and 1,607.30

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Solution

The fourth proportional to 3,555.10, 5,332.60 and 1,607.30 is: 2,410.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.10 : 5,332.60 = 1,607.30 : x
  2. Step 2: Convert to fraction form
    3,555.10/5,332.60 = 1,607.30/x
  3. Step 3: Cross multiply
    3,555.10x = 5,332.60 × 1,607.30
  4. Step 4: Simplify right side
    3,555.10x = 8,571,087.98
  5. Step 5: Solve for x
    x = 8,571,087.98/3,555.10
  6. Step 6: Final answer
    x = 2,410.93

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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.