Home / 10,515.70-14,511.69-5,799.94

Finding the Fourth Proportional to 10,515.70, 14,511.69 and 5,799.94

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Solution

The fourth proportional to 10,515.70, 14,511.69 and 5,799.94 is: 8,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515.70 : 14,511.69 = 5,799.94 : x
  2. Step 2: Convert to fraction form
    10,515.70/14,511.69 = 5,799.94/x
  3. Step 3: Cross multiply
    10,515.70x = 14,511.69 × 5,799.94
  4. Step 4: Simplify right side
    10,515.70x = 84,166,931.30
  5. Step 5: Solve for x
    x = 84,166,931.30/10,515.70
  6. Step 6: Final answer
    x = 8,003.93

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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.