Home / 3,570.98-4,928.51-2,730.06

Finding the Fourth Proportional to 3,570.98, 4,928.51 and 2,730.06

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Solution

The fourth proportional to 3,570.98, 4,928.51 and 2,730.06 is: 3,767.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.98 : 4,928.51 = 2,730.06 : x
  2. Step 2: Convert to fraction form
    3,570.98/4,928.51 = 2,730.06/x
  3. Step 3: Cross multiply
    3,570.98x = 4,928.51 × 2,730.06
  4. Step 4: Simplify right side
    3,570.98x = 13,455,134.84
  5. Step 5: Solve for x
    x = 13,455,134.84/3,570.98
  6. Step 6: Final answer
    x = 3,767.92

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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.