Home / 8,045.51-12,065.93-3,114.05

Finding the Fourth Proportional to 8,045.51, 12,065.93 and 3,114.05

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Solution

The fourth proportional to 8,045.51, 12,065.93 and 3,114.05 is: 4,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.51 : 12,065.93 = 3,114.05 : x
  2. Step 2: Convert to fraction form
    8,045.51/12,065.93 = 3,114.05/x
  3. Step 3: Cross multiply
    8,045.51x = 12,065.93 × 3,114.05
  4. Step 4: Simplify right side
    8,045.51x = 37,573,893.75
  5. Step 5: Solve for x
    x = 37,573,893.75/8,045.51
  6. Step 6: Final answer
    x = 4,670.17

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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.