Home / 9,840.19-13,578.33-6,009.91

Finding the Fourth Proportional to 9,840.19, 13,578.33 and 6,009.91

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Solution

The fourth proportional to 9,840.19, 13,578.33 and 6,009.91 is: 8,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840.19 : 13,578.33 = 6,009.91 : x
  2. Step 2: Convert to fraction form
    9,840.19/13,578.33 = 6,009.91/x
  3. Step 3: Cross multiply
    9,840.19x = 13,578.33 × 6,009.91
  4. Step 4: Simplify right side
    9,840.19x = 81,604,541.25
  5. Step 5: Solve for x
    x = 81,604,541.25/9,840.19
  6. Step 6: Final answer
    x = 8,292.98

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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.