Home / 5,551.38-7,657.16-4,370.40

Finding the Fourth Proportional to 5,551.38, 7,657.16 and 4,370.40

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Solution

The fourth proportional to 5,551.38, 7,657.16 and 4,370.40 is: 6,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.38 : 7,657.16 = 4,370.40 : x
  2. Step 2: Convert to fraction form
    5,551.38/7,657.16 = 4,370.40/x
  3. Step 3: Cross multiply
    5,551.38x = 7,657.16 × 4,370.40
  4. Step 4: Simplify right side
    5,551.38x = 33,464,852.06
  5. Step 5: Solve for x
    x = 33,464,852.06/5,551.38
  6. Step 6: Final answer
    x = 6,028.20

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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.