Home / 6,897.30-10,346.60-1,967.64

Finding the Fourth Proportional to 6,897.30, 10,346.60 and 1,967.64

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Solution

The fourth proportional to 6,897.30, 10,346.60 and 1,967.64 is: 2,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.30 : 10,346.60 = 1,967.64 : x
  2. Step 2: Convert to fraction form
    6,897.30/10,346.60 = 1,967.64/x
  3. Step 3: Cross multiply
    6,897.30x = 10,346.60 × 1,967.64
  4. Step 4: Simplify right side
    6,897.30x = 20,358,384.02
  5. Step 5: Solve for x
    x = 20,358,384.02/6,897.30
  6. Step 6: Final answer
    x = 2,951.65

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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.