Home / 5,750.16-8,623.32-1,853.72

Finding the Fourth Proportional to 5,750.16, 8,623.32 and 1,853.72

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Solution

The fourth proportional to 5,750.16, 8,623.32 and 1,853.72 is: 2,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.16 : 8,623.32 = 1,853.72 : x
  2. Step 2: Convert to fraction form
    5,750.16/8,623.32 = 1,853.72/x
  3. Step 3: Cross multiply
    5,750.16x = 8,623.32 × 1,853.72
  4. Step 4: Simplify right side
    5,750.16x = 15,985,220.75
  5. Step 5: Solve for x
    x = 15,985,220.75/5,750.16
  6. Step 6: Final answer
    x = 2,779.96

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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.