Home / 9,618.05-13,271.20-5,840.46

Finding the Fourth Proportional to 9,618.05, 13,271.20 and 5,840.46

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Solution

The fourth proportional to 9,618.05, 13,271.20 and 5,840.46 is: 8,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.05 : 13,271.20 = 5,840.46 : x
  2. Step 2: Convert to fraction form
    9,618.05/13,271.20 = 5,840.46/x
  3. Step 3: Cross multiply
    9,618.05x = 13,271.20 × 5,840.46
  4. Step 4: Simplify right side
    9,618.05x = 77,509,912.75
  5. Step 5: Solve for x
    x = 77,509,912.75/9,618.05
  6. Step 6: Final answer
    x = 8,058.80

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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.