Home / 2,307.47-3,467.15-1,918.67

Finding the Fourth Proportional to 2,307.47, 3,467.15 and 1,918.67

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Solution

The fourth proportional to 2,307.47, 3,467.15 and 1,918.67 is: 2,882.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.47 : 3,467.15 = 1,918.67 : x
  2. Step 2: Convert to fraction form
    2,307.47/3,467.15 = 1,918.67/x
  3. Step 3: Cross multiply
    2,307.47x = 3,467.15 × 1,918.67
  4. Step 4: Simplify right side
    2,307.47x = 6,652,289.76
  5. Step 5: Solve for x
    x = 6,652,289.76/2,307.47
  6. Step 6: Final answer
    x = 2,882.94

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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.