Home / 2,606.76-3,597.36-1,427.84

Finding the Fourth Proportional to 2,606.76, 3,597.36 and 1,427.84

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Solution

The fourth proportional to 2,606.76, 3,597.36 and 1,427.84 is: 1,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.76 : 3,597.36 = 1,427.84 : x
  2. Step 2: Convert to fraction form
    2,606.76/3,597.36 = 1,427.84/x
  3. Step 3: Cross multiply
    2,606.76x = 3,597.36 × 1,427.84
  4. Step 4: Simplify right side
    2,606.76x = 5,136,454.50
  5. Step 5: Solve for x
    x = 5,136,454.50/2,606.76
  6. Step 6: Final answer
    x = 1,970.44

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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.