Home / 2,526.71-3,486.77-1,407.59

Finding the Fourth Proportional to 2,526.71, 3,486.77 and 1,407.59

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Solution

The fourth proportional to 2,526.71, 3,486.77 and 1,407.59 is: 1,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.71 : 3,486.77 = 1,407.59 : x
  2. Step 2: Convert to fraction form
    2,526.71/3,486.77 = 1,407.59/x
  3. Step 3: Cross multiply
    2,526.71x = 3,486.77 × 1,407.59
  4. Step 4: Simplify right side
    2,526.71x = 4,907,918.11
  5. Step 5: Solve for x
    x = 4,907,918.11/2,526.71
  6. Step 6: Final answer
    x = 1,942.42

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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.