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Finding the Fourth Proportional to 5,612.88, 7,745.73 and 3,095.01

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Solution

The fourth proportional to 5,612.88, 7,745.73 and 3,095.01 is: 4,271.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.88 : 7,745.73 = 3,095.01 : x
  2. Step 2: Convert to fraction form
    5,612.88/7,745.73 = 3,095.01/x
  3. Step 3: Cross multiply
    5,612.88x = 7,745.73 × 3,095.01
  4. Step 4: Simplify right side
    5,612.88x = 23,973,111.81
  5. Step 5: Solve for x
    x = 23,973,111.81/5,612.88
  6. Step 6: Final answer
    x = 4,271.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.