Home / 6,948.36-10,421.70-2,331.72

Finding the Fourth Proportional to 6,948.36, 10,421.70 and 2,331.72

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Solution

The fourth proportional to 6,948.36, 10,421.70 and 2,331.72 is: 3,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.36 : 10,421.70 = 2,331.72 : x
  2. Step 2: Convert to fraction form
    6,948.36/10,421.70 = 2,331.72/x
  3. Step 3: Cross multiply
    6,948.36x = 10,421.70 × 2,331.72
  4. Step 4: Simplify right side
    6,948.36x = 24,300,486.32
  5. Step 5: Solve for x
    x = 24,300,486.32/6,948.36
  6. Step 6: Final answer
    x = 3,497.30

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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.