Home / 3,925.09-5,887.63-1,003.40

Finding the Fourth Proportional to 3,925.09, 5,887.63 and 1,003.40

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Solution

The fourth proportional to 3,925.09, 5,887.63 and 1,003.40 is: 1,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.09 : 5,887.63 = 1,003.40 : x
  2. Step 2: Convert to fraction form
    3,925.09/5,887.63 = 1,003.40/x
  3. Step 3: Cross multiply
    3,925.09x = 5,887.63 × 1,003.40
  4. Step 4: Simplify right side
    3,925.09x = 5,907,618.50
  5. Step 5: Solve for x
    x = 5,907,618.50/3,925.09
  6. Step 6: Final answer
    x = 1,505.09

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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.