Home / 7,210.71-10,816.07-3,925.35

Finding the Fourth Proportional to 7,210.71, 10,816.07 and 3,925.35

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Solution

The fourth proportional to 7,210.71, 10,816.07 and 3,925.35 is: 5,888.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.71 : 10,816.07 = 3,925.35 : x
  2. Step 2: Convert to fraction form
    7,210.71/10,816.07 = 3,925.35/x
  3. Step 3: Cross multiply
    7,210.71x = 10,816.07 × 3,925.35
  4. Step 4: Simplify right side
    7,210.71x = 42,456,840.75
  5. Step 5: Solve for x
    x = 42,456,840.75/7,210.71
  6. Step 6: Final answer
    x = 5,888.03

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Similar ratio
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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.