Home / 2,356.79-3,253.22-1,570.88

Finding the Fourth Proportional to 2,356.79, 3,253.22 and 1,570.88

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Solution

The fourth proportional to 2,356.79, 3,253.22 and 1,570.88 is: 2,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.79 : 3,253.22 = 1,570.88 : x
  2. Step 2: Convert to fraction form
    2,356.79/3,253.22 = 1,570.88/x
  3. Step 3: Cross multiply
    2,356.79x = 3,253.22 × 1,570.88
  4. Step 4: Simplify right side
    2,356.79x = 5,110,394.11
  5. Step 5: Solve for x
    x = 5,110,394.11/2,356.79
  6. Step 6: Final answer
    x = 2,168.38

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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.