Home / 5,007.96-7,513.20-1,889.28

Finding the Fourth Proportional to 5,007.96, 7,513.20 and 1,889.28

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Solution

The fourth proportional to 5,007.96, 7,513.20 and 1,889.28 is: 2,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.96 : 7,513.20 = 1,889.28 : x
  2. Step 2: Convert to fraction form
    5,007.96/7,513.20 = 1,889.28/x
  3. Step 3: Cross multiply
    5,007.96x = 7,513.20 × 1,889.28
  4. Step 4: Simplify right side
    5,007.96x = 14,194,538.50
  5. Step 5: Solve for x
    x = 14,194,538.50/5,007.96
  6. Step 6: Final answer
    x = 2,834.40

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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.