Home / 5,070.93-6,997.47-2,945.79

Finding the Fourth Proportional to 5,070.93, 6,997.47 and 2,945.79

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Solution

The fourth proportional to 5,070.93, 6,997.47 and 2,945.79 is: 4,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.93 : 6,997.47 = 2,945.79 : x
  2. Step 2: Convert to fraction form
    5,070.93/6,997.47 = 2,945.79/x
  3. Step 3: Cross multiply
    5,070.93x = 6,997.47 × 2,945.79
  4. Step 4: Simplify right side
    5,070.93x = 20,613,077.15
  5. Step 5: Solve for x
    x = 20,613,077.15/5,070.93
  6. Step 6: Final answer
    x = 4,064.95

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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.