Home / 3,106.35-4,659.66-1,547.10

Finding the Fourth Proportional to 3,106.35, 4,659.66 and 1,547.10

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Solution

The fourth proportional to 3,106.35, 4,659.66 and 1,547.10 is: 2,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.35 : 4,659.66 = 1,547.10 : x
  2. Step 2: Convert to fraction form
    3,106.35/4,659.66 = 1,547.10/x
  3. Step 3: Cross multiply
    3,106.35x = 4,659.66 × 1,547.10
  4. Step 4: Simplify right side
    3,106.35x = 7,208,959.99
  5. Step 5: Solve for x
    x = 7,208,959.99/3,106.35
  6. Step 6: Final answer
    x = 2,320.72

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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.