Home / 4,459.12-6,688.44-1,381.04

Finding the Fourth Proportional to 4,459.12, 6,688.44 and 1,381.04

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Solution

The fourth proportional to 4,459.12, 6,688.44 and 1,381.04 is: 2,071.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.12 : 6,688.44 = 1,381.04 : x
  2. Step 2: Convert to fraction form
    4,459.12/6,688.44 = 1,381.04/x
  3. Step 3: Cross multiply
    4,459.12x = 6,688.44 × 1,381.04
  4. Step 4: Simplify right side
    4,459.12x = 9,237,003.18
  5. Step 5: Solve for x
    x = 9,237,003.18/4,459.12
  6. Step 6: Final answer
    x = 2,071.49

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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.