Home / 11,338.61-15,645.56-6,302.87

Finding the Fourth Proportional to 11,338.61, 15,645.56 and 6,302.87

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Solution

The fourth proportional to 11,338.61, 15,645.56 and 6,302.87 is: 8,697.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.61 : 15,645.56 = 6,302.87 : x
  2. Step 2: Convert to fraction form
    11,338.61/15,645.56 = 6,302.87/x
  3. Step 3: Cross multiply
    11,338.61x = 15,645.56 × 6,302.87
  4. Step 4: Simplify right side
    11,338.61x = 98,611,821.02
  5. Step 5: Solve for x
    x = 98,611,821.02/11,338.61
  6. Step 6: Final answer
    x = 8,697.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.