Home / 11,368.46-15,688.50-6,589.32

Finding the Fourth Proportional to 11,368.46, 15,688.50 and 6,589.32

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Solution

The fourth proportional to 11,368.46, 15,688.50 and 6,589.32 is: 9,093.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.46 : 15,688.50 = 6,589.32 : x
  2. Step 2: Convert to fraction form
    11,368.46/15,688.50 = 6,589.32/x
  3. Step 3: Cross multiply
    11,368.46x = 15,688.50 × 6,589.32
  4. Step 4: Simplify right side
    11,368.46x = 103,376,546.82
  5. Step 5: Solve for x
    x = 103,376,546.82/11,368.46
  6. Step 6: Final answer
    x = 9,093.28

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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.