Home / 4,381.02-6,571.53-1,783.89

Finding the Fourth Proportional to 4,381.02, 6,571.53 and 1,783.89

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Solution

The fourth proportional to 4,381.02, 6,571.53 and 1,783.89 is: 2,675.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.02 : 6,571.53 = 1,783.89 : x
  2. Step 2: Convert to fraction form
    4,381.02/6,571.53 = 1,783.89/x
  3. Step 3: Cross multiply
    4,381.02x = 6,571.53 × 1,783.89
  4. Step 4: Simplify right side
    4,381.02x = 11,722,886.65
  5. Step 5: Solve for x
    x = 11,722,886.65/4,381.02
  6. Step 6: Final answer
    x = 2,675.84

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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.