Home / 10,523.94-15,785.72-4,283.70

Finding the Fourth Proportional to 10,523.94, 15,785.72 and 4,283.70

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Solution

The fourth proportional to 10,523.94, 15,785.72 and 4,283.70 is: 6,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523.94 : 15,785.72 = 4,283.70 : x
  2. Step 2: Convert to fraction form
    10,523.94/15,785.72 = 4,283.70/x
  3. Step 3: Cross multiply
    10,523.94x = 15,785.72 × 4,283.70
  4. Step 4: Simplify right side
    10,523.94x = 67,621,288.76
  5. Step 5: Solve for x
    x = 67,621,288.76/10,523.94
  6. Step 6: Final answer
    x = 6,425.47

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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.