Home / 5,204.06-7,802.43-1,916.72

Finding the Fourth Proportional to 5,204.06, 7,802.43 and 1,916.72

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Solution

The fourth proportional to 5,204.06, 7,802.43 and 1,916.72 is: 2,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.06 : 7,802.43 = 1,916.72 : x
  2. Step 2: Convert to fraction form
    5,204.06/7,802.43 = 1,916.72/x
  3. Step 3: Cross multiply
    5,204.06x = 7,802.43 × 1,916.72
  4. Step 4: Simplify right side
    5,204.06x = 14,955,073.63
  5. Step 5: Solve for x
    x = 14,955,073.63/5,204.06
  6. Step 6: Final answer
    x = 2,873.73

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1.5x scale

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.