Home / 7,823.40-10,795.86-4,285.91

Finding the Fourth Proportional to 7,823.40, 10,795.86 and 4,285.91

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Solution

The fourth proportional to 7,823.40, 10,795.86 and 4,285.91 is: 5,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.40 : 10,795.86 = 4,285.91 : x
  2. Step 2: Convert to fraction form
    7,823.40/10,795.86 = 4,285.91/x
  3. Step 3: Cross multiply
    7,823.40x = 10,795.86 × 4,285.91
  4. Step 4: Simplify right side
    7,823.40x = 46,270,084.33
  5. Step 5: Solve for x
    x = 46,270,084.33/7,823.40
  6. Step 6: Final answer
    x = 5,914.32

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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.