Home / 9,445.13-14,163.90-2,870.09

Finding the Fourth Proportional to 9,445.13, 14,163.90 and 2,870.09

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Solution

The fourth proportional to 9,445.13, 14,163.90 and 2,870.09 is: 4,303.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.13 : 14,163.90 = 2,870.09 : x
  2. Step 2: Convert to fraction form
    9,445.13/14,163.90 = 2,870.09/x
  3. Step 3: Cross multiply
    9,445.13x = 14,163.90 × 2,870.09
  4. Step 4: Simplify right side
    9,445.13x = 40,651,596.93
  5. Step 5: Solve for x
    x = 40,651,596.93/9,445.13
  6. Step 6: Final answer
    x = 4,303.98

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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.