Home / 10,394.99-14,345.37-5,918.63

Finding the Fourth Proportional to 10,394.99, 14,345.37 and 5,918.63

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Solution

The fourth proportional to 10,394.99, 14,345.37 and 5,918.63 is: 8,167.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.99 : 14,345.37 = 5,918.63 : x
  2. Step 2: Convert to fraction form
    10,394.99/14,345.37 = 5,918.63/x
  3. Step 3: Cross multiply
    10,394.99x = 14,345.37 × 5,918.63
  4. Step 4: Simplify right side
    10,394.99x = 84,904,865.52
  5. Step 5: Solve for x
    x = 84,904,865.52/10,394.99
  6. Step 6: Final answer
    x = 8,167.87

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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.