Home / 5,771.02-8,657.36-1,820.93

Finding the Fourth Proportional to 5,771.02, 8,657.36 and 1,820.93

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Solution

The fourth proportional to 5,771.02, 8,657.36 and 1,820.93 is: 2,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.02 : 8,657.36 = 1,820.93 : x
  2. Step 2: Convert to fraction form
    5,771.02/8,657.36 = 1,820.93/x
  3. Step 3: Cross multiply
    5,771.02x = 8,657.36 × 1,820.93
  4. Step 4: Simplify right side
    5,771.02x = 15,764,472.74
  5. Step 5: Solve for x
    x = 15,764,472.74/5,771.02
  6. Step 6: Final answer
    x = 2,731.66

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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.