Home / 4,386.34-6,578.61-1,612.05

Finding the Fourth Proportional to 4,386.34, 6,578.61 and 1,612.05

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Solution

The fourth proportional to 4,386.34, 6,578.61 and 1,612.05 is: 2,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.34 : 6,578.61 = 1,612.05 : x
  2. Step 2: Convert to fraction form
    4,386.34/6,578.61 = 1,612.05/x
  3. Step 3: Cross multiply
    4,386.34x = 6,578.61 × 1,612.05
  4. Step 4: Simplify right side
    4,386.34x = 10,605,015.36
  5. Step 5: Solve for x
    x = 10,605,015.36/4,386.34
  6. Step 6: Final answer
    x = 2,417.74

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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.