Home / 7,930.61-11,897.66-3,000.29

Finding the Fourth Proportional to 7,930.61, 11,897.66 and 3,000.29

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Solution

The fourth proportional to 7,930.61, 11,897.66 and 3,000.29 is: 4,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.61 : 11,897.66 = 3,000.29 : x
  2. Step 2: Convert to fraction form
    7,930.61/11,897.66 = 3,000.29/x
  3. Step 3: Cross multiply
    7,930.61x = 11,897.66 × 3,000.29
  4. Step 4: Simplify right side
    7,930.61x = 35,696,430.32
  5. Step 5: Solve for x
    x = 35,696,430.32/7,930.61
  6. Step 6: Final answer
    x = 4,501.10

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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.