Home / 4,399.65-6,071.52-2,720.67

Finding the Fourth Proportional to 4,399.65, 6,071.52 and 2,720.67

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Solution

The fourth proportional to 4,399.65, 6,071.52 and 2,720.67 is: 3,754.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.65 : 6,071.52 = 2,720.67 : x
  2. Step 2: Convert to fraction form
    4,399.65/6,071.52 = 2,720.67/x
  3. Step 3: Cross multiply
    4,399.65x = 6,071.52 × 2,720.67
  4. Step 4: Simplify right side
    4,399.65x = 16,518,602.32
  5. Step 5: Solve for x
    x = 16,518,602.32/4,399.65
  6. Step 6: Final answer
    x = 3,754.53

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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.