Home / 10,556.04-15,841.05-5,629.23

Finding the Fourth Proportional to 10,556.04, 15,841.05 and 5,629.23

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Solution

The fourth proportional to 10,556.04, 15,841.05 and 5,629.23 is: 8,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.04 : 15,841.05 = 5,629.23 : x
  2. Step 2: Convert to fraction form
    10,556.04/15,841.05 = 5,629.23/x
  3. Step 3: Cross multiply
    10,556.04x = 15,841.05 × 5,629.23
  4. Step 4: Simplify right side
    10,556.04x = 89,172,913.89
  5. Step 5: Solve for x
    x = 89,172,913.89/10,556.04
  6. Step 6: Final answer
    x = 8,447.57

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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.