Home / 10,558.63-15,806.39-6,386.02

Finding the Fourth Proportional to 10,558.63, 15,806.39 and 6,386.02

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Solution

The fourth proportional to 10,558.63, 15,806.39 and 6,386.02 is: 9,559.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.63 : 15,806.39 = 6,386.02 : x
  2. Step 2: Convert to fraction form
    10,558.63/15,806.39 = 6,386.02/x
  3. Step 3: Cross multiply
    10,558.63x = 15,806.39 × 6,386.02
  4. Step 4: Simplify right side
    10,558.63x = 100,939,922.67
  5. Step 5: Solve for x
    x = 100,939,922.67/10,558.63
  6. Step 6: Final answer
    x = 9,559.95

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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.