Home / 10,359.48-15,538.58-4,203.32

Finding the Fourth Proportional to 10,359.48, 15,538.58 and 4,203.32

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Solution

The fourth proportional to 10,359.48, 15,538.58 and 4,203.32 is: 6,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.48 : 15,538.58 = 4,203.32 : x
  2. Step 2: Convert to fraction form
    10,359.48/15,538.58 = 4,203.32/x
  3. Step 3: Cross multiply
    10,359.48x = 15,538.58 × 4,203.32
  4. Step 4: Simplify right side
    10,359.48x = 65,313,624.09
  5. Step 5: Solve for x
    x = 65,313,624.09/10,359.48
  6. Step 6: Final answer
    x = 6,304.72

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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.