Home / 6,970.15-10,454.28-1,776.03

Finding the Fourth Proportional to 6,970.15, 10,454.28 and 1,776.03

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Solution

The fourth proportional to 6,970.15, 10,454.28 and 1,776.03 is: 2,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.15 : 10,454.28 = 1,776.03 : x
  2. Step 2: Convert to fraction form
    6,970.15/10,454.28 = 1,776.03/x
  3. Step 3: Cross multiply
    6,970.15x = 10,454.28 × 1,776.03
  4. Step 4: Simplify right side
    6,970.15x = 18,567,114.91
  5. Step 5: Solve for x
    x = 18,567,114.91/6,970.15
  6. Step 6: Final answer
    x = 2,663.80

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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.