Home / 2,475.35-3,416.33-1,427.39

Finding the Fourth Proportional to 2,475.35, 3,416.33 and 1,427.39

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Solution

The fourth proportional to 2,475.35, 3,416.33 and 1,427.39 is: 1,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.35 : 3,416.33 = 1,427.39 : x
  2. Step 2: Convert to fraction form
    2,475.35/3,416.33 = 1,427.39/x
  3. Step 3: Cross multiply
    2,475.35x = 3,416.33 × 1,427.39
  4. Step 4: Simplify right side
    2,475.35x = 4,876,428.14
  5. Step 5: Solve for x
    x = 4,876,428.14/2,475.35
  6. Step 6: Final answer
    x = 1,970.00

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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.