Home / 10,575.43-15,864.98-3,556.13

Finding the Fourth Proportional to 10,575.43, 15,864.98 and 3,556.13

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Solution

The fourth proportional to 10,575.43, 15,864.98 and 3,556.13 is: 5,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575.43 : 15,864.98 = 3,556.13 : x
  2. Step 2: Convert to fraction form
    10,575.43/15,864.98 = 3,556.13/x
  3. Step 3: Cross multiply
    10,575.43x = 15,864.98 × 3,556.13
  4. Step 4: Simplify right side
    10,575.43x = 56,417,931.33
  5. Step 5: Solve for x
    x = 56,417,931.33/10,575.43
  6. Step 6: Final answer
    x = 5,334.81

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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.