Home / 7,111.24-10,674.16-6,848.80

Finding the Fourth Proportional to 7,111.24, 10,674.16 and 6,848.80

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Solution

The fourth proportional to 7,111.24, 10,674.16 and 6,848.80 is: 10,280.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111.24 : 10,674.16 = 6,848.80 : x
  2. Step 2: Convert to fraction form
    7,111.24/10,674.16 = 6,848.80/x
  3. Step 3: Cross multiply
    7,111.24x = 10,674.16 × 6,848.80
  4. Step 4: Simplify right side
    7,111.24x = 73,105,187.01
  5. Step 5: Solve for x
    x = 73,105,187.01/7,111.24
  6. Step 6: Final answer
    x = 10,280.23

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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.