Home / 7,247.27-10,870.98-2,316.80

Finding the Fourth Proportional to 7,247.27, 10,870.98 and 2,316.80

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Solution

The fourth proportional to 7,247.27, 10,870.98 and 2,316.80 is: 3,475.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.27 : 10,870.98 = 2,316.80 : x
  2. Step 2: Convert to fraction form
    7,247.27/10,870.98 = 2,316.80/x
  3. Step 3: Cross multiply
    7,247.27x = 10,870.98 × 2,316.80
  4. Step 4: Simplify right side
    7,247.27x = 25,185,886.46
  5. Step 5: Solve for x
    x = 25,185,886.46/7,247.27
  6. Step 6: Final answer
    x = 3,475.22

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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.