Home / 7,627.22-10,528.40-5,744.27

Finding the Fourth Proportional to 7,627.22, 10,528.40 and 5,744.27

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Solution

The fourth proportional to 7,627.22, 10,528.40 and 5,744.27 is: 7,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.22 : 10,528.40 = 5,744.27 : x
  2. Step 2: Convert to fraction form
    7,627.22/10,528.40 = 5,744.27/x
  3. Step 3: Cross multiply
    7,627.22x = 10,528.40 × 5,744.27
  4. Step 4: Simplify right side
    7,627.22x = 60,477,980.64
  5. Step 5: Solve for x
    x = 60,477,980.64/7,627.22
  6. Step 6: Final answer
    x = 7,929.23

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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.