Home / 4,419.09-6,628.59-1,457.46

Finding the Fourth Proportional to 4,419.09, 6,628.59 and 1,457.46

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Solution

The fourth proportional to 4,419.09, 6,628.59 and 1,457.46 is: 2,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.09 : 6,628.59 = 1,457.46 : x
  2. Step 2: Convert to fraction form
    4,419.09/6,628.59 = 1,457.46/x
  3. Step 3: Cross multiply
    4,419.09x = 6,628.59 × 1,457.46
  4. Step 4: Simplify right side
    4,419.09x = 9,660,904.78
  5. Step 5: Solve for x
    x = 9,660,904.78/4,419.09
  6. Step 6: Final answer
    x = 2,186.18

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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.