Home / 11,403.95-15,737.29-6,368.24

Finding the Fourth Proportional to 11,403.95, 15,737.29 and 6,368.24

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Solution

The fourth proportional to 11,403.95, 15,737.29 and 6,368.24 is: 8,788.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,403.95 : 15,737.29 = 6,368.24 : x
  2. Step 2: Convert to fraction form
    11,403.95/15,737.29 = 6,368.24/x
  3. Step 3: Cross multiply
    11,403.95x = 15,737.29 × 6,368.24
  4. Step 4: Simplify right side
    11,403.95x = 100,218,863.09
  5. Step 5: Solve for x
    x = 100,218,863.09/11,403.95
  6. Step 6: Final answer
    x = 8,788.09

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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.