Home / 5,204.07-7,802.45-1,916.74

Finding the Fourth Proportional to 5,204.07, 7,802.45 and 1,916.74

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Solution

The fourth proportional to 5,204.07, 7,802.45 and 1,916.74 is: 2,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.07 : 7,802.45 = 1,916.74 : x
  2. Step 2: Convert to fraction form
    5,204.07/7,802.45 = 1,916.74/x
  3. Step 3: Cross multiply
    5,204.07x = 7,802.45 × 1,916.74
  4. Step 4: Simplify right side
    5,204.07x = 14,955,272.80
  5. Step 5: Solve for x
    x = 14,955,272.80/5,204.07
  6. Step 6: Final answer
    x = 2,873.76

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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.