Home / 7,840.06-10,833.30-5,831.57

Finding the Fourth Proportional to 7,840.06, 10,833.30 and 5,831.57

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Solution

The fourth proportional to 7,840.06, 10,833.30 and 5,831.57 is: 8,058.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840.06 : 10,833.30 = 5,831.57 : x
  2. Step 2: Convert to fraction form
    7,840.06/10,833.30 = 5,831.57/x
  3. Step 3: Cross multiply
    7,840.06x = 10,833.30 × 5,831.57
  4. Step 4: Simplify right side
    7,840.06x = 63,175,174.36
  5. Step 5: Solve for x
    x = 63,175,174.36/7,840.06
  6. Step 6: Final answer
    x = 8,058.00

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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.