Home / 7,852.50-11,784.15-3,235.50

Finding the Fourth Proportional to 7,852.50, 11,784.15 and 3,235.50

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Solution

The fourth proportional to 7,852.50, 11,784.15 and 3,235.50 is: 4,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852.50 : 11,784.15 = 3,235.50 : x
  2. Step 2: Convert to fraction form
    7,852.50/11,784.15 = 3,235.50/x
  3. Step 3: Cross multiply
    7,852.50x = 11,784.15 × 3,235.50
  4. Step 4: Simplify right side
    7,852.50x = 38,127,617.33
  5. Step 5: Solve for x
    x = 38,127,617.33/7,852.50
  6. Step 6: Final answer
    x = 4,855.47

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Double scale
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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.