Home / 12,598.76-18,901.83-5,203.64

Finding the Fourth Proportional to 12,598.76, 18,901.83 and 5,203.64

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Solution

The fourth proportional to 12,598.76, 18,901.83 and 5,203.64 is: 7,806.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598.76 : 18,901.83 = 5,203.64 : x
  2. Step 2: Convert to fraction form
    12,598.76/18,901.83 = 5,203.64/x
  3. Step 3: Cross multiply
    12,598.76x = 18,901.83 × 5,203.64
  4. Step 4: Simplify right side
    12,598.76x = 98,358,318.66
  5. Step 5: Solve for x
    x = 98,358,318.66/12,598.76
  6. Step 6: Final answer
    x = 7,806.98

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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.