Home / 3,055.16-4,215.08-1,935.93

Finding the Fourth Proportional to 3,055.16, 4,215.08 and 1,935.93

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Solution

The fourth proportional to 3,055.16, 4,215.08 and 1,935.93 is: 2,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.16 : 4,215.08 = 1,935.93 : x
  2. Step 2: Convert to fraction form
    3,055.16/4,215.08 = 1,935.93/x
  3. Step 3: Cross multiply
    3,055.16x = 4,215.08 × 1,935.93
  4. Step 4: Simplify right side
    3,055.16x = 8,160,104.66
  5. Step 5: Solve for x
    x = 8,160,104.66/3,055.16
  6. Step 6: Final answer
    x = 2,670.93

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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.