Home / 6,188.40-9,316.35-5,644.08

Finding the Fourth Proportional to 6,188.40, 9,316.35 and 5,644.08

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Solution

The fourth proportional to 6,188.40, 9,316.35 and 5,644.08 is: 8,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.40 : 9,316.35 = 5,644.08 : x
  2. Step 2: Convert to fraction form
    6,188.40/9,316.35 = 5,644.08/x
  3. Step 3: Cross multiply
    6,188.40x = 9,316.35 × 5,644.08
  4. Step 4: Simplify right side
    6,188.40x = 52,582,224.71
  5. Step 5: Solve for x
    x = 52,582,224.71/6,188.40
  6. Step 6: Final answer
    x = 8,496.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.