Home / 4,459.76-6,690.96-1,538.36

Finding the Fourth Proportional to 4,459.76, 6,690.96 and 1,538.36

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Solution

The fourth proportional to 4,459.76, 6,690.96 and 1,538.36 is: 2,308.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.76 : 6,690.96 = 1,538.36 : x
  2. Step 2: Convert to fraction form
    4,459.76/6,690.96 = 1,538.36/x
  3. Step 3: Cross multiply
    4,459.76x = 6,690.96 × 1,538.36
  4. Step 4: Simplify right side
    4,459.76x = 10,293,105.23
  5. Step 5: Solve for x
    x = 10,293,105.23/4,459.76
  6. Step 6: Final answer
    x = 2,308.00

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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.