Home / 8,528.43-11,768.88-4,751.40

Finding the Fourth Proportional to 8,528.43, 11,768.88 and 4,751.40

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Solution

The fourth proportional to 8,528.43, 11,768.88 and 4,751.40 is: 6,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.43 : 11,768.88 = 4,751.40 : x
  2. Step 2: Convert to fraction form
    8,528.43/11,768.88 = 4,751.40/x
  3. Step 3: Cross multiply
    8,528.43x = 11,768.88 × 4,751.40
  4. Step 4: Simplify right side
    8,528.43x = 55,918,656.43
  5. Step 5: Solve for x
    x = 55,918,656.43/8,528.43
  6. Step 6: Final answer
    x = 6,556.74

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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.