Home / 10,953.38-16,425.80-3,556.06

Finding the Fourth Proportional to 10,953.38, 16,425.80 and 3,556.06

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Solution

The fourth proportional to 10,953.38, 16,425.80 and 3,556.06 is: 5,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.38 : 16,425.80 = 3,556.06 : x
  2. Step 2: Convert to fraction form
    10,953.38/16,425.80 = 3,556.06/x
  3. Step 3: Cross multiply
    10,953.38x = 16,425.80 × 3,556.06
  4. Step 4: Simplify right side
    10,953.38x = 58,411,130.35
  5. Step 5: Solve for x
    x = 58,411,130.35/10,953.38
  6. Step 6: Final answer
    x = 5,332.70

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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.