Home / 7,010.12-10,515.13-2,330.48

Finding the Fourth Proportional to 7,010.12, 10,515.13 and 2,330.48

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Solution

The fourth proportional to 7,010.12, 10,515.13 and 2,330.48 is: 3,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.12 : 10,515.13 = 2,330.48 : x
  2. Step 2: Convert to fraction form
    7,010.12/10,515.13 = 2,330.48/x
  3. Step 3: Cross multiply
    7,010.12x = 10,515.13 × 2,330.48
  4. Step 4: Simplify right side
    7,010.12x = 24,505,300.16
  5. Step 5: Solve for x
    x = 24,505,300.16/7,010.12
  6. Step 6: Final answer
    x = 3,495.70

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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.