Home / 4,809.08-7,210.74-1,731.80

Finding the Fourth Proportional to 4,809.08, 7,210.74 and 1,731.80

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Solution

The fourth proportional to 4,809.08, 7,210.74 and 1,731.80 is: 2,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.08 : 7,210.74 = 1,731.80 : x
  2. Step 2: Convert to fraction form
    4,809.08/7,210.74 = 1,731.80/x
  3. Step 3: Cross multiply
    4,809.08x = 7,210.74 × 1,731.80
  4. Step 4: Simplify right side
    4,809.08x = 12,487,559.53
  5. Step 5: Solve for x
    x = 12,487,559.53/4,809.08
  6. Step 6: Final answer
    x = 2,596.66

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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.