Home / 7,721.08-10,651.16-4,883.67

Finding the Fourth Proportional to 7,721.08, 10,651.16 and 4,883.67

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Solution

The fourth proportional to 7,721.08, 10,651.16 and 4,883.67 is: 6,736.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721.08 : 10,651.16 = 4,883.67 : x
  2. Step 2: Convert to fraction form
    7,721.08/10,651.16 = 4,883.67/x
  3. Step 3: Cross multiply
    7,721.08x = 10,651.16 × 4,883.67
  4. Step 4: Simplify right side
    7,721.08x = 52,016,762.77
  5. Step 5: Solve for x
    x = 52,016,762.77/7,721.08
  6. Step 6: Final answer
    x = 6,736.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.