Home / 3,106.09-4,655.77-1,547.26

Finding the Fourth Proportional to 3,106.09, 4,655.77 and 1,547.26

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Solution

The fourth proportional to 3,106.09, 4,655.77 and 1,547.26 is: 2,319.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.09 : 4,655.77 = 1,547.26 : x
  2. Step 2: Convert to fraction form
    3,106.09/4,655.77 = 1,547.26/x
  3. Step 3: Cross multiply
    3,106.09x = 4,655.77 × 1,547.26
  4. Step 4: Simplify right side
    3,106.09x = 7,203,671.18
  5. Step 5: Solve for x
    x = 7,203,671.18/3,106.09
  6. Step 6: Final answer
    x = 2,319.21

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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.