Home / 7,013.76-10,523.40-3,317.64

Finding the Fourth Proportional to 7,013.76, 10,523.40 and 3,317.64

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Solution

The fourth proportional to 7,013.76, 10,523.40 and 3,317.64 is: 4,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.76 : 10,523.40 = 3,317.64 : x
  2. Step 2: Convert to fraction form
    7,013.76/10,523.40 = 3,317.64/x
  3. Step 3: Cross multiply
    7,013.76x = 10,523.40 × 3,317.64
  4. Step 4: Simplify right side
    7,013.76x = 34,912,852.78
  5. Step 5: Solve for x
    x = 34,912,852.78/7,013.76
  6. Step 6: Final answer
    x = 4,977.77

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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.