Home / 6,867.29-10,302.51-2,918.67

Finding the Fourth Proportional to 6,867.29, 10,302.51 and 2,918.67

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Solution

The fourth proportional to 6,867.29, 10,302.51 and 2,918.67 is: 4,378.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.29 : 10,302.51 = 2,918.67 : x
  2. Step 2: Convert to fraction form
    6,867.29/10,302.51 = 2,918.67/x
  3. Step 3: Cross multiply
    6,867.29x = 10,302.51 × 2,918.67
  4. Step 4: Simplify right side
    6,867.29x = 30,069,626.86
  5. Step 5: Solve for x
    x = 30,069,626.86/6,867.29
  6. Step 6: Final answer
    x = 4,378.68

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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.