Home / 6,970.24-10,455.96-1,972.63

Finding the Fourth Proportional to 6,970.24, 10,455.96 and 1,972.63

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Solution

The fourth proportional to 6,970.24, 10,455.96 and 1,972.63 is: 2,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.24 : 10,455.96 = 1,972.63 : x
  2. Step 2: Convert to fraction form
    6,970.24/10,455.96 = 1,972.63/x
  3. Step 3: Cross multiply
    6,970.24x = 10,455.96 × 1,972.63
  4. Step 4: Simplify right side
    6,970.24x = 20,625,740.37
  5. Step 5: Solve for x
    x = 20,625,740.37/6,970.24
  6. Step 6: Final answer
    x = 2,959.11

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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.