Home / 3,466.09-4,779.81-3,117.39

Finding the Fourth Proportional to 3,466.09, 4,779.81 and 3,117.39

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Solution

The fourth proportional to 3,466.09, 4,779.81 and 3,117.39 is: 4,298.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.09 : 4,779.81 = 3,117.39 : x
  2. Step 2: Convert to fraction form
    3,466.09/4,779.81 = 3,117.39/x
  3. Step 3: Cross multiply
    3,466.09x = 4,779.81 × 3,117.39
  4. Step 4: Simplify right side
    3,466.09x = 14,900,513.97
  5. Step 5: Solve for x
    x = 14,900,513.97/3,466.09
  6. Step 6: Final answer
    x = 4,298.94

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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.