Home / 10,325.82-15,488.73-4,165.50

Finding the Fourth Proportional to 10,325.82, 15,488.73 and 4,165.50

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Solution

The fourth proportional to 10,325.82, 15,488.73 and 4,165.50 is: 6,248.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.82 : 15,488.73 = 4,165.50 : x
  2. Step 2: Convert to fraction form
    10,325.82/15,488.73 = 4,165.50/x
  3. Step 3: Cross multiply
    10,325.82x = 15,488.73 × 4,165.50
  4. Step 4: Simplify right side
    10,325.82x = 64,518,304.82
  5. Step 5: Solve for x
    x = 64,518,304.82/10,325.82
  6. Step 6: Final answer
    x = 6,248.25

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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.