Home / 3,750.32-5,624.12-1,284.50

Finding the Fourth Proportional to 3,750.32, 5,624.12 and 1,284.50

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Solution

The fourth proportional to 3,750.32, 5,624.12 and 1,284.50 is: 1,926.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.32 : 5,624.12 = 1,284.50 : x
  2. Step 2: Convert to fraction form
    3,750.32/5,624.12 = 1,284.50/x
  3. Step 3: Cross multiply
    3,750.32x = 5,624.12 × 1,284.50
  4. Step 4: Simplify right side
    3,750.32x = 7,224,182.14
  5. Step 5: Solve for x
    x = 7,224,182.14/3,750.32
  6. Step 6: Final answer
    x = 1,926.28

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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.