Home / 5,803.83-8,009.45-3,151.40

Finding the Fourth Proportional to 5,803.83, 8,009.45 and 3,151.40

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Solution

The fourth proportional to 5,803.83, 8,009.45 and 3,151.40 is: 4,349.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.83 : 8,009.45 = 3,151.40 : x
  2. Step 2: Convert to fraction form
    5,803.83/8,009.45 = 3,151.40/x
  3. Step 3: Cross multiply
    5,803.83x = 8,009.45 × 3,151.40
  4. Step 4: Simplify right side
    5,803.83x = 25,240,924.93
  5. Step 5: Solve for x
    x = 25,240,924.93/5,803.83
  6. Step 6: Final answer
    x = 4,349.01

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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.