Home / 1,483.11-2,225.48-896.67

Finding the Fourth Proportional to 1,483.11, 2,225.48 and 896.67

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Solution

The fourth proportional to 1,483.11, 2,225.48 and 896.67 is: 1,345.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.11 : 2,225.48 = 896.67 : x
  2. Step 2: Convert to fraction form
    1,483.11/2,225.48 = 896.67/x
  3. Step 3: Cross multiply
    1,483.11x = 2,225.48 × 896.67
  4. Step 4: Simplify right side
    1,483.11x = 1,995,516.67
  5. Step 5: Solve for x
    x = 1,995,516.67/1,483.11
  6. Step 6: Final answer
    x = 1,345.49

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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.