Home / 9,559.49-14,339.21-2,985.66

Finding the Fourth Proportional to 9,559.49, 14,339.21 and 2,985.66

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Solution

The fourth proportional to 9,559.49, 14,339.21 and 2,985.66 is: 4,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559.49 : 14,339.21 = 2,985.66 : x
  2. Step 2: Convert to fraction form
    9,559.49/14,339.21 = 2,985.66/x
  3. Step 3: Cross multiply
    9,559.49x = 14,339.21 × 2,985.66
  4. Step 4: Simplify right side
    9,559.49x = 42,811,990.80
  5. Step 5: Solve for x
    x = 42,811,990.80/9,559.49
  6. Step 6: Final answer
    x = 4,478.48

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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.