Home / 6,511.07-8,985.28-3,526.93

Finding the Fourth Proportional to 6,511.07, 8,985.28 and 3,526.93

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Solution

The fourth proportional to 6,511.07, 8,985.28 and 3,526.93 is: 4,867.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511.07 : 8,985.28 = 3,526.93 : x
  2. Step 2: Convert to fraction form
    6,511.07/8,985.28 = 3,526.93/x
  3. Step 3: Cross multiply
    6,511.07x = 8,985.28 × 3,526.93
  4. Step 4: Simplify right side
    6,511.07x = 31,690,453.59
  5. Step 5: Solve for x
    x = 31,690,453.59/6,511.07
  6. Step 6: Final answer
    x = 4,867.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.