Home / 2,607.26-3,598.04-1,428.36

Finding the Fourth Proportional to 2,607.26, 3,598.04 and 1,428.36

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Solution

The fourth proportional to 2,607.26, 3,598.04 and 1,428.36 is: 1,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607.26 : 3,598.04 = 1,428.36 : x
  2. Step 2: Convert to fraction form
    2,607.26/3,598.04 = 1,428.36/x
  3. Step 3: Cross multiply
    2,607.26x = 3,598.04 × 1,428.36
  4. Step 4: Simplify right side
    2,607.26x = 5,139,296.41
  5. Step 5: Solve for x
    x = 5,139,296.41/2,607.26
  6. Step 6: Final answer
    x = 1,971.15

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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.