Home / 2,437.88-3,364.26-1,389.92

Finding the Fourth Proportional to 2,437.88, 3,364.26 and 1,389.92

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Solution

The fourth proportional to 2,437.88, 3,364.26 and 1,389.92 is: 1,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.88 : 3,364.26 = 1,389.92 : x
  2. Step 2: Convert to fraction form
    2,437.88/3,364.26 = 1,389.92/x
  3. Step 3: Cross multiply
    2,437.88x = 3,364.26 × 1,389.92
  4. Step 4: Simplify right side
    2,437.88x = 4,676,052.26
  5. Step 5: Solve for x
    x = 4,676,052.26/2,437.88
  6. Step 6: Final answer
    x = 1,918.08

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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.