Home / 5,013.18-6,918.84-2,917.32

Finding the Fourth Proportional to 5,013.18, 6,918.84 and 2,917.32

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Solution

The fourth proportional to 5,013.18, 6,918.84 and 2,917.32 is: 4,026.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.18 : 6,918.84 = 2,917.32 : x
  2. Step 2: Convert to fraction form
    5,013.18/6,918.84 = 2,917.32/x
  3. Step 3: Cross multiply
    5,013.18x = 6,918.84 × 2,917.32
  4. Step 4: Simplify right side
    5,013.18x = 20,184,470.31
  5. Step 5: Solve for x
    x = 20,184,470.31/5,013.18
  6. Step 6: Final answer
    x = 4,026.28

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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.