Home / 10,345.52-14,270.38-6,310.51

Finding the Fourth Proportional to 10,345.52, 14,270.38 and 6,310.51

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Solution

The fourth proportional to 10,345.52, 14,270.38 and 6,310.51 is: 8,704.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.52 : 14,270.38 = 6,310.51 : x
  2. Step 2: Convert to fraction form
    10,345.52/14,270.38 = 6,310.51/x
  3. Step 3: Cross multiply
    10,345.52x = 14,270.38 × 6,310.51
  4. Step 4: Simplify right side
    10,345.52x = 90,053,324.24
  5. Step 5: Solve for x
    x = 90,053,324.24/10,345.52
  6. Step 6: Final answer
    x = 8,704.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.