Home / 3,419.02-4,717.74-2,239.93

Finding the Fourth Proportional to 3,419.02, 4,717.74 and 2,239.93

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Solution

The fourth proportional to 3,419.02, 4,717.74 and 2,239.93 is: 3,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.02 : 4,717.74 = 2,239.93 : x
  2. Step 2: Convert to fraction form
    3,419.02/4,717.74 = 2,239.93/x
  3. Step 3: Cross multiply
    3,419.02x = 4,717.74 × 2,239.93
  4. Step 4: Simplify right side
    3,419.02x = 10,567,407.36
  5. Step 5: Solve for x
    x = 10,567,407.36/3,419.02
  6. Step 6: Final answer
    x = 3,090.77

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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.