Home / 7,005.70-10,498.65-3,887.08

Finding the Fourth Proportional to 7,005.70, 10,498.65 and 3,887.08

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Solution

The fourth proportional to 7,005.70, 10,498.65 and 3,887.08 is: 5,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005.70 : 10,498.65 = 3,887.08 : x
  2. Step 2: Convert to fraction form
    7,005.70/10,498.65 = 3,887.08/x
  3. Step 3: Cross multiply
    7,005.70x = 10,498.65 × 3,887.08
  4. Step 4: Simplify right side
    7,005.70x = 40,809,092.44
  5. Step 5: Solve for x
    x = 40,809,092.44/7,005.70
  6. Step 6: Final answer
    x = 5,825.13

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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.