Home / 4,523-6,784.63-1,445

Finding the Fourth Proportional to 4,523, 6,784.63 and 1,445

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Solution

The fourth proportional to 4,523, 6,784.63 and 1,445 is: 2,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523 : 6,784.63 = 1,445 : x
  2. Step 2: Convert to fraction form
    4,523/6,784.63 = 1,445/x
  3. Step 3: Cross multiply
    4,523x = 6,784.63 × 1,445
  4. Step 4: Simplify right side
    4,523x = 9,803,790.35
  5. Step 5: Solve for x
    x = 9,803,790.35/4,523
  6. Step 6: Final answer
    x = 2,167.54

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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.