Home / 4,871.10-7,309.88-1,793.10

Finding the Fourth Proportional to 4,871.10, 7,309.88 and 1,793.10

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Solution

The fourth proportional to 4,871.10, 7,309.88 and 1,793.10 is: 2,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.10 : 7,309.88 = 1,793.10 : x
  2. Step 2: Convert to fraction form
    4,871.10/7,309.88 = 1,793.10/x
  3. Step 3: Cross multiply
    4,871.10x = 7,309.88 × 1,793.10
  4. Step 4: Simplify right side
    4,871.10x = 13,107,345.83
  5. Step 5: Solve for x
    x = 13,107,345.83/4,871.10
  6. Step 6: Final answer
    x = 2,690.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.