Home / 7,835.36-10,812.88-4,852.64

Finding the Fourth Proportional to 7,835.36, 10,812.88 and 4,852.64

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Solution

The fourth proportional to 7,835.36, 10,812.88 and 4,852.64 is: 6,696.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.36 : 10,812.88 = 4,852.64 : x
  2. Step 2: Convert to fraction form
    7,835.36/10,812.88 = 4,852.64/x
  3. Step 3: Cross multiply
    7,835.36x = 10,812.88 × 4,852.64
  4. Step 4: Simplify right side
    7,835.36x = 52,471,014.00
  5. Step 5: Solve for x
    x = 52,471,014.00/7,835.36
  6. Step 6: Final answer
    x = 6,696.69

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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.