Home / 10,023-13,830.01-6,438.75

Finding the Fourth Proportional to 10,023, 13,830.01 and 6,438.75

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Solution

The fourth proportional to 10,023, 13,830.01 and 6,438.75 is: 8,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023 : 13,830.01 = 6,438.75 : x
  2. Step 2: Convert to fraction form
    10,023/13,830.01 = 6,438.75/x
  3. Step 3: Cross multiply
    10,023x = 13,830.01 × 6,438.75
  4. Step 4: Simplify right side
    10,023x = 89,047,976.89
  5. Step 5: Solve for x
    x = 89,047,976.89/10,023
  6. Step 6: Final answer
    x = 8,884.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.