Home / 4,897.50-7,345.68-1,609.77

Finding the Fourth Proportional to 4,897.50, 7,345.68 and 1,609.77

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Solution

The fourth proportional to 4,897.50, 7,345.68 and 1,609.77 is: 2,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.50 : 7,345.68 = 1,609.77 : x
  2. Step 2: Convert to fraction form
    4,897.50/7,345.68 = 1,609.77/x
  3. Step 3: Cross multiply
    4,897.50x = 7,345.68 × 1,609.77
  4. Step 4: Simplify right side
    4,897.50x = 11,824,855.29
  5. Step 5: Solve for x
    x = 11,824,855.29/4,897.50
  6. Step 6: Final answer
    x = 2,414.47

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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.