Home / 5,826.75-8,741.51-1,931.16

Finding the Fourth Proportional to 5,826.75, 8,741.51 and 1,931.16

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Solution

The fourth proportional to 5,826.75, 8,741.51 and 1,931.16 is: 2,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.75 : 8,741.51 = 1,931.16 : x
  2. Step 2: Convert to fraction form
    5,826.75/8,741.51 = 1,931.16/x
  3. Step 3: Cross multiply
    5,826.75x = 8,741.51 × 1,931.16
  4. Step 4: Simplify right side
    5,826.75x = 16,881,244.80
  5. Step 5: Solve for x
    x = 16,881,244.80/5,826.75
  6. Step 6: Final answer
    x = 2,897.20

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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.