Home / 9,985.95-14,964.35-5,604.66

Finding the Fourth Proportional to 9,985.95, 14,964.35 and 5,604.66

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Solution

The fourth proportional to 9,985.95, 14,964.35 and 5,604.66 is: 8,398.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985.95 : 14,964.35 = 5,604.66 : x
  2. Step 2: Convert to fraction form
    9,985.95/14,964.35 = 5,604.66/x
  3. Step 3: Cross multiply
    9,985.95x = 14,964.35 × 5,604.66
  4. Step 4: Simplify right side
    9,985.95x = 83,870,065.85
  5. Step 5: Solve for x
    x = 83,870,065.85/9,985.95
  6. Step 6: Final answer
    x = 8,398.81

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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.