Home / 4,917.40-7,376.10-2,973.40

Finding the Fourth Proportional to 4,917.40, 7,376.10 and 2,973.40

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Solution

The fourth proportional to 4,917.40, 7,376.10 and 2,973.40 is: 4,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.40 : 7,376.10 = 2,973.40 : x
  2. Step 2: Convert to fraction form
    4,917.40/7,376.10 = 2,973.40/x
  3. Step 3: Cross multiply
    4,917.40x = 7,376.10 × 2,973.40
  4. Step 4: Simplify right side
    4,917.40x = 21,932,095.74
  5. Step 5: Solve for x
    x = 21,932,095.74/4,917.40
  6. Step 6: Final answer
    x = 4,460.10

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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.