Home / 5,039.13-6,953.89-2,800.88

Finding the Fourth Proportional to 5,039.13, 6,953.89 and 2,800.88

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Solution

The fourth proportional to 5,039.13, 6,953.89 and 2,800.88 is: 3,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.13 : 6,953.89 = 2,800.88 : x
  2. Step 2: Convert to fraction form
    5,039.13/6,953.89 = 2,800.88/x
  3. Step 3: Cross multiply
    5,039.13x = 6,953.89 × 2,800.88
  4. Step 4: Simplify right side
    5,039.13x = 19,477,011.42
  5. Step 5: Solve for x
    x = 19,477,011.42/5,039.13
  6. Step 6: Final answer
    x = 3,865.15

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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.