Home / 10,528.70-15,800.00-5,601.87

Finding the Fourth Proportional to 10,528.70, 15,800.00 and 5,601.87

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Solution

The fourth proportional to 10,528.70, 15,800.00 and 5,601.87 is: 8,406.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.70 : 15,800.00 = 5,601.87 : x
  2. Step 2: Convert to fraction form
    10,528.70/15,800.00 = 5,601.87/x
  3. Step 3: Cross multiply
    10,528.70x = 15,800.00 × 5,601.87
  4. Step 4: Simplify right side
    10,528.70x = 88,509,517.99
  5. Step 5: Solve for x
    x = 88,509,517.99/10,528.70
  6. Step 6: Final answer
    x = 8,406.50

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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.