Home / 9,525.14-13,148.37-8,528.70

Finding the Fourth Proportional to 9,525.14, 13,148.37 and 8,528.70

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Solution

The fourth proportional to 9,525.14, 13,148.37 and 8,528.70 is: 11,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.14 : 13,148.37 = 8,528.70 : x
  2. Step 2: Convert to fraction form
    9,525.14/13,148.37 = 8,528.70/x
  3. Step 3: Cross multiply
    9,525.14x = 13,148.37 × 8,528.70
  4. Step 4: Simplify right side
    9,525.14x = 112,138,503.22
  5. Step 5: Solve for x
    x = 112,138,503.22/9,525.14
  6. Step 6: Final answer
    x = 11,772.90

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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.