Home / 4,428.51-6,111.35-2,439.07

Finding the Fourth Proportional to 4,428.51, 6,111.35 and 2,439.07

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Solution

The fourth proportional to 4,428.51, 6,111.35 and 2,439.07 is: 3,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.51 : 6,111.35 = 2,439.07 : x
  2. Step 2: Convert to fraction form
    4,428.51/6,111.35 = 2,439.07/x
  3. Step 3: Cross multiply
    4,428.51x = 6,111.35 × 2,439.07
  4. Step 4: Simplify right side
    4,428.51x = 14,905,967.69
  5. Step 5: Solve for x
    x = 14,905,967.69/4,428.51
  6. Step 6: Final answer
    x = 3,365.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.