Home / 6,551.36-9,040.80-4,316.48

Finding the Fourth Proportional to 6,551.36, 9,040.80 and 4,316.48

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Solution

The fourth proportional to 6,551.36, 9,040.80 and 4,316.48 is: 5,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.36 : 9,040.80 = 4,316.48 : x
  2. Step 2: Convert to fraction form
    6,551.36/9,040.80 = 4,316.48/x
  3. Step 3: Cross multiply
    6,551.36x = 9,040.80 × 4,316.48
  4. Step 4: Simplify right side
    6,551.36x = 39,024,432.38
  5. Step 5: Solve for x
    x = 39,024,432.38/6,551.36
  6. Step 6: Final answer
    x = 5,956.69

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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.