Home / 11,813.19-16,302.18-6,507.93

Finding the Fourth Proportional to 11,813.19, 16,302.18 and 6,507.93

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Solution

The fourth proportional to 11,813.19, 16,302.18 and 6,507.93 is: 8,980.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.19 : 16,302.18 = 6,507.93 : x
  2. Step 2: Convert to fraction form
    11,813.19/16,302.18 = 6,507.93/x
  3. Step 3: Cross multiply
    11,813.19x = 16,302.18 × 6,507.93
  4. Step 4: Simplify right side
    11,813.19x = 106,093,446.29
  5. Step 5: Solve for x
    x = 106,093,446.29/11,813.19
  6. Step 6: Final answer
    x = 8,980.93

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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.