Home / 2,526.43-3,486.63-1,407.62

Finding the Fourth Proportional to 2,526.43, 3,486.63 and 1,407.62

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Solution

The fourth proportional to 2,526.43, 3,486.63 and 1,407.62 is: 1,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.43 : 3,486.63 = 1,407.62 : x
  2. Step 2: Convert to fraction form
    2,526.43/3,486.63 = 1,407.62/x
  3. Step 3: Cross multiply
    2,526.43x = 3,486.63 × 1,407.62
  4. Step 4: Simplify right side
    2,526.43x = 4,907,850.12
  5. Step 5: Solve for x
    x = 4,907,850.12/2,526.43
  6. Step 6: Final answer
    x = 1,942.60

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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.