Home / 9,045.86-13,566.60-3,778.02

Finding the Fourth Proportional to 9,045.86, 13,566.60 and 3,778.02

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Solution

The fourth proportional to 9,045.86, 13,566.60 and 3,778.02 is: 5,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.86 : 13,566.60 = 3,778.02 : x
  2. Step 2: Convert to fraction form
    9,045.86/13,566.60 = 3,778.02/x
  3. Step 3: Cross multiply
    9,045.86x = 13,566.60 × 3,778.02
  4. Step 4: Simplify right side
    9,045.86x = 51,254,886.13
  5. Step 5: Solve for x
    x = 51,254,886.13/9,045.86
  6. Step 6: Final answer
    x = 5,666.12

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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.