Home / 5,107.59-7,048.53-3,011.67

Finding the Fourth Proportional to 5,107.59, 7,048.53 and 3,011.67

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Solution

The fourth proportional to 5,107.59, 7,048.53 and 3,011.67 is: 4,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.59 : 7,048.53 = 3,011.67 : x
  2. Step 2: Convert to fraction form
    5,107.59/7,048.53 = 3,011.67/x
  3. Step 3: Cross multiply
    5,107.59x = 7,048.53 × 3,011.67
  4. Step 4: Simplify right side
    5,107.59x = 21,227,846.35
  5. Step 5: Solve for x
    x = 21,227,846.35/5,107.59
  6. Step 6: Final answer
    x = 4,156.14

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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.