Home / 3,853.71-5,320.74-2,529.67

Finding the Fourth Proportional to 3,853.71, 5,320.74 and 2,529.67

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Solution

The fourth proportional to 3,853.71, 5,320.74 and 2,529.67 is: 3,492.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.71 : 5,320.74 = 2,529.67 : x
  2. Step 2: Convert to fraction form
    3,853.71/5,320.74 = 2,529.67/x
  3. Step 3: Cross multiply
    3,853.71x = 5,320.74 × 2,529.67
  4. Step 4: Simplify right side
    3,853.71x = 13,459,716.36
  5. Step 5: Solve for x
    x = 13,459,716.36/3,853.71
  6. Step 6: Final answer
    x = 3,492.66

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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.