Home / 5,728.66-8,594.34-1,779.72

Finding the Fourth Proportional to 5,728.66, 8,594.34 and 1,779.72

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Solution

The fourth proportional to 5,728.66, 8,594.34 and 1,779.72 is: 2,670.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.66 : 8,594.34 = 1,779.72 : x
  2. Step 2: Convert to fraction form
    5,728.66/8,594.34 = 1,779.72/x
  3. Step 3: Cross multiply
    5,728.66x = 8,594.34 × 1,779.72
  4. Step 4: Simplify right side
    5,728.66x = 15,295,518.78
  5. Step 5: Solve for x
    x = 15,295,518.78/5,728.66
  6. Step 6: Final answer
    x = 2,670.00

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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.