Home / 4,909.01-6,774.48-2,670.93

Finding the Fourth Proportional to 4,909.01, 6,774.48 and 2,670.93

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Solution

The fourth proportional to 4,909.01, 6,774.48 and 2,670.93 is: 3,685.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.01 : 6,774.48 = 2,670.93 : x
  2. Step 2: Convert to fraction form
    4,909.01/6,774.48 = 2,670.93/x
  3. Step 3: Cross multiply
    4,909.01x = 6,774.48 × 2,670.93
  4. Step 4: Simplify right side
    4,909.01x = 18,094,161.87
  5. Step 5: Solve for x
    x = 18,094,161.87/4,909.01
  6. Step 6: Final answer
    x = 3,685.91

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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.