Home / 4,931.80-6,807.77-3,043.69

Finding the Fourth Proportional to 4,931.80, 6,807.77 and 3,043.69

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Solution

The fourth proportional to 4,931.80, 6,807.77 and 3,043.69 is: 4,201.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.80 : 6,807.77 = 3,043.69 : x
  2. Step 2: Convert to fraction form
    4,931.80/6,807.77 = 3,043.69/x
  3. Step 3: Cross multiply
    4,931.80x = 6,807.77 × 3,043.69
  4. Step 4: Simplify right side
    4,931.80x = 20,720,720.65
  5. Step 5: Solve for x
    x = 20,720,720.65/4,931.80
  6. Step 6: Final answer
    x = 4,201.45

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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.