Home / 7,835.10-10,813.12-4,299.04

Finding the Fourth Proportional to 7,835.10, 10,813.12 and 4,299.04

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Solution

The fourth proportional to 7,835.10, 10,813.12 and 4,299.04 is: 5,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.10 : 10,813.12 = 4,299.04 : x
  2. Step 2: Convert to fraction form
    7,835.10/10,813.12 = 4,299.04/x
  3. Step 3: Cross multiply
    7,835.10x = 10,813.12 × 4,299.04
  4. Step 4: Simplify right side
    7,835.10x = 46,486,035.40
  5. Step 5: Solve for x
    x = 46,486,035.40/7,835.10
  6. Step 6: Final answer
    x = 5,933.05

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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.