Home / 1,607.48-2,217.44-1,047.16

Finding the Fourth Proportional to 1,607.48, 2,217.44 and 1,047.16

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Solution

The fourth proportional to 1,607.48, 2,217.44 and 1,047.16 is: 1,444.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.48 : 2,217.44 = 1,047.16 : x
  2. Step 2: Convert to fraction form
    1,607.48/2,217.44 = 1,047.16/x
  3. Step 3: Cross multiply
    1,607.48x = 2,217.44 × 1,047.16
  4. Step 4: Simplify right side
    1,607.48x = 2,322,014.47
  5. Step 5: Solve for x
    x = 2,322,014.47/1,607.48
  6. Step 6: Final answer
    x = 1,444.51

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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.