Home / 6,901.01-10,351.28-1,970.64

Finding the Fourth Proportional to 6,901.01, 10,351.28 and 1,970.64

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Solution

The fourth proportional to 6,901.01, 10,351.28 and 1,970.64 is: 2,955.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.01 : 10,351.28 = 1,970.64 : x
  2. Step 2: Convert to fraction form
    6,901.01/10,351.28 = 1,970.64/x
  3. Step 3: Cross multiply
    6,901.01x = 10,351.28 × 1,970.64
  4. Step 4: Simplify right side
    6,901.01x = 20,398,636.57
  5. Step 5: Solve for x
    x = 20,398,636.57/6,901.01
  6. Step 6: Final answer
    x = 2,955.89

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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.