Home / 6,855.23-10,276.63-4,390.67

Finding the Fourth Proportional to 6,855.23, 10,276.63 and 4,390.67

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Solution

The fourth proportional to 6,855.23, 10,276.63 and 4,390.67 is: 6,582.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.23 : 10,276.63 = 4,390.67 : x
  2. Step 2: Convert to fraction form
    6,855.23/10,276.63 = 4,390.67/x
  3. Step 3: Cross multiply
    6,855.23x = 10,276.63 × 4,390.67
  4. Step 4: Simplify right side
    6,855.23x = 45,121,291.04
  5. Step 5: Solve for x
    x = 45,121,291.04/6,855.23
  6. Step 6: Final answer
    x = 6,582.02

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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.