Home / 5,918.79-8,890.01-3,701.57

Finding the Fourth Proportional to 5,918.79, 8,890.01 and 3,701.57

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Solution

The fourth proportional to 5,918.79, 8,890.01 and 3,701.57 is: 5,559.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.79 : 8,890.01 = 3,701.57 : x
  2. Step 2: Convert to fraction form
    5,918.79/8,890.01 = 3,701.57/x
  3. Step 3: Cross multiply
    5,918.79x = 8,890.01 × 3,701.57
  4. Step 4: Simplify right side
    5,918.79x = 32,906,931.36
  5. Step 5: Solve for x
    x = 32,906,931.36/5,918.79
  6. Step 6: Final answer
    x = 5,559.74

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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.