Home / 2,802.48-3,867-1,754.16

Finding the Fourth Proportional to 2,802.48, 3,867 and 1,754.16

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Solution

The fourth proportional to 2,802.48, 3,867 and 1,754.16 is: 2,420.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.48 : 3,867 = 1,754.16 : x
  2. Step 2: Convert to fraction form
    2,802.48/3,867 = 1,754.16/x
  3. Step 3: Cross multiply
    2,802.48x = 3,867 × 1,754.16
  4. Step 4: Simplify right side
    2,802.48x = 6,783,336.72
  5. Step 5: Solve for x
    x = 6,783,336.72/2,802.48
  6. Step 6: Final answer
    x = 2,420.48

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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.