Home / 6,985.47-10,477.73-2,600.91

Finding the Fourth Proportional to 6,985.47, 10,477.73 and 2,600.91

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Solution

The fourth proportional to 6,985.47, 10,477.73 and 2,600.91 is: 3,901.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.47 : 10,477.73 = 2,600.91 : x
  2. Step 2: Convert to fraction form
    6,985.47/10,477.73 = 2,600.91/x
  3. Step 3: Cross multiply
    6,985.47x = 10,477.73 × 2,600.91
  4. Step 4: Simplify right side
    6,985.47x = 27,251,619.73
  5. Step 5: Solve for x
    x = 27,251,619.73/6,985.47
  6. Step 6: Final answer
    x = 3,901.19

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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.