Home / 6,887.90-10,320.51-3,596.06

Finding the Fourth Proportional to 6,887.90, 10,320.51 and 3,596.06

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Solution

The fourth proportional to 6,887.90, 10,320.51 and 3,596.06 is: 5,388.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.90 : 10,320.51 = 3,596.06 : x
  2. Step 2: Convert to fraction form
    6,887.90/10,320.51 = 3,596.06/x
  3. Step 3: Cross multiply
    6,887.90x = 10,320.51 × 3,596.06
  4. Step 4: Simplify right side
    6,887.90x = 37,113,173.19
  5. Step 5: Solve for x
    x = 37,113,173.19/6,887.90
  6. Step 6: Final answer
    x = 5,388.17

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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.