Home / 10,690.38-16,033.95-2,897.37

Finding the Fourth Proportional to 10,690.38, 16,033.95 and 2,897.37

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Solution

The fourth proportional to 10,690.38, 16,033.95 and 2,897.37 is: 4,345.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.38 : 16,033.95 = 2,897.37 : x
  2. Step 2: Convert to fraction form
    10,690.38/16,033.95 = 2,897.37/x
  3. Step 3: Cross multiply
    10,690.38x = 16,033.95 × 2,897.37
  4. Step 4: Simplify right side
    10,690.38x = 46,456,285.71
  5. Step 5: Solve for x
    x = 46,456,285.71/10,690.38
  6. Step 6: Final answer
    x = 4,345.62

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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.