Home / 10,278.74-14,184.71-5,802.54

Finding the Fourth Proportional to 10,278.74, 14,184.71 and 5,802.54

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Solution

The fourth proportional to 10,278.74, 14,184.71 and 5,802.54 is: 8,007.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.74 : 14,184.71 = 5,802.54 : x
  2. Step 2: Convert to fraction form
    10,278.74/14,184.71 = 5,802.54/x
  3. Step 3: Cross multiply
    10,278.74x = 14,184.71 × 5,802.54
  4. Step 4: Simplify right side
    10,278.74x = 82,307,318.15
  5. Step 5: Solve for x
    x = 82,307,318.15/10,278.74
  6. Step 6: Final answer
    x = 8,007.53

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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.