Home / 11,130.01-16,703.47-4,116.65

Finding the Fourth Proportional to 11,130.01, 16,703.47 and 4,116.65

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Solution

The fourth proportional to 11,130.01, 16,703.47 and 4,116.65 is: 6,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.01 : 16,703.47 = 4,116.65 : x
  2. Step 2: Convert to fraction form
    11,130.01/16,703.47 = 4,116.65/x
  3. Step 3: Cross multiply
    11,130.01x = 16,703.47 × 4,116.65
  4. Step 4: Simplify right side
    11,130.01x = 68,762,381.53
  5. Step 5: Solve for x
    x = 68,762,381.53/11,130.01
  6. Step 6: Final answer
    x = 6,178.11

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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.