Home / 7,010.81-10,513.13-2,625.19

Finding the Fourth Proportional to 7,010.81, 10,513.13 and 2,625.19

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Solution

The fourth proportional to 7,010.81, 10,513.13 and 2,625.19 is: 3,936.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.81 : 10,513.13 = 2,625.19 : x
  2. Step 2: Convert to fraction form
    7,010.81/10,513.13 = 2,625.19/x
  3. Step 3: Cross multiply
    7,010.81x = 10,513.13 × 2,625.19
  4. Step 4: Simplify right side
    7,010.81x = 27,598,911.18
  5. Step 5: Solve for x
    x = 27,598,911.18/7,010.81
  6. Step 6: Final answer
    x = 3,936.63

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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.