Home / 4,339.85-6,509.09-1,219.52

Finding the Fourth Proportional to 4,339.85, 6,509.09 and 1,219.52

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Solution

The fourth proportional to 4,339.85, 6,509.09 and 1,219.52 is: 1,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.85 : 6,509.09 = 1,219.52 : x
  2. Step 2: Convert to fraction form
    4,339.85/6,509.09 = 1,219.52/x
  3. Step 3: Cross multiply
    4,339.85x = 6,509.09 × 1,219.52
  4. Step 4: Simplify right side
    4,339.85x = 7,937,984.76
  5. Step 5: Solve for x
    x = 7,937,984.76/4,339.85
  6. Step 6: Final answer
    x = 1,829.09

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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.