Home / 10,464.37-15,702.63-4,227.10

Finding the Fourth Proportional to 10,464.37, 15,702.63 and 4,227.10

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Solution

The fourth proportional to 10,464.37, 15,702.63 and 4,227.10 is: 6,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.37 : 15,702.63 = 4,227.10 : x
  2. Step 2: Convert to fraction form
    10,464.37/15,702.63 = 4,227.10/x
  3. Step 3: Cross multiply
    10,464.37x = 15,702.63 × 4,227.10
  4. Step 4: Simplify right side
    10,464.37x = 66,376,587.27
  5. Step 5: Solve for x
    x = 66,376,587.27/10,464.37
  6. Step 6: Final answer
    x = 6,343.10

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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.