Home / 2,347.56-3,239.60-1,416.06

Finding the Fourth Proportional to 2,347.56, 3,239.60 and 1,416.06

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Solution

The fourth proportional to 2,347.56, 3,239.60 and 1,416.06 is: 1,954.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.56 : 3,239.60 = 1,416.06 : x
  2. Step 2: Convert to fraction form
    2,347.56/3,239.60 = 1,416.06/x
  3. Step 3: Cross multiply
    2,347.56x = 3,239.60 × 1,416.06
  4. Step 4: Simplify right side
    2,347.56x = 4,587,467.98
  5. Step 5: Solve for x
    x = 4,587,467.98/2,347.56
  6. Step 6: Final answer
    x = 1,954.14

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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.