Home / 7,895.52-11,835.08-3,515.04

Finding the Fourth Proportional to 7,895.52, 11,835.08 and 3,515.04

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Solution

The fourth proportional to 7,895.52, 11,835.08 and 3,515.04 is: 5,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.52 : 11,835.08 = 3,515.04 : x
  2. Step 2: Convert to fraction form
    7,895.52/11,835.08 = 3,515.04/x
  3. Step 3: Cross multiply
    7,895.52x = 11,835.08 × 3,515.04
  4. Step 4: Simplify right side
    7,895.52x = 41,600,779.60
  5. Step 5: Solve for x
    x = 41,600,779.60/7,895.52
  6. Step 6: Final answer
    x = 5,268.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.