Home / 6,296.56-8,688.30-3,643.45

Finding the Fourth Proportional to 6,296.56, 8,688.30 and 3,643.45

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Solution

The fourth proportional to 6,296.56, 8,688.30 and 3,643.45 is: 5,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,296.56 : 8,688.30 = 3,643.45 : x
  2. Step 2: Convert to fraction form
    6,296.56/8,688.30 = 3,643.45/x
  3. Step 3: Cross multiply
    6,296.56x = 8,688.30 × 3,643.45
  4. Step 4: Simplify right side
    6,296.56x = 31,655,386.64
  5. Step 5: Solve for x
    x = 31,655,386.64/6,296.56
  6. Step 6: Final answer
    x = 5,027.41

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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.