Home / 4,419.96-6,628.40-1,457.77

Finding the Fourth Proportional to 4,419.96, 6,628.40 and 1,457.77

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Solution

The fourth proportional to 4,419.96, 6,628.40 and 1,457.77 is: 2,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.96 : 6,628.40 = 1,457.77 : x
  2. Step 2: Convert to fraction form
    4,419.96/6,628.40 = 1,457.77/x
  3. Step 3: Cross multiply
    4,419.96x = 6,628.40 × 1,457.77
  4. Step 4: Simplify right side
    4,419.96x = 9,662,703.03
  5. Step 5: Solve for x
    x = 9,662,703.03/4,419.96
  6. Step 6: Final answer
    x = 2,186.15

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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.