Home / 6,897.40-10,345.02-2,514.90

Finding the Fourth Proportional to 6,897.40, 10,345.02 and 2,514.90

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Solution

The fourth proportional to 6,897.40, 10,345.02 and 2,514.90 is: 3,771.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.40 : 10,345.02 = 2,514.90 : x
  2. Step 2: Convert to fraction form
    6,897.40/10,345.02 = 2,514.90/x
  3. Step 3: Cross multiply
    6,897.40x = 10,345.02 × 2,514.90
  4. Step 4: Simplify right side
    6,897.40x = 26,016,661.97
  5. Step 5: Solve for x
    x = 26,016,661.97/6,897.40
  6. Step 6: Final answer
    x = 3,771.95

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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.