Home / 7,740.06-11,614.69-5,370.00

Finding the Fourth Proportional to 7,740.06, 11,614.69 and 5,370.00

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Solution

The fourth proportional to 7,740.06, 11,614.69 and 5,370.00 is: 8,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.06 : 11,614.69 = 5,370.00 : x
  2. Step 2: Convert to fraction form
    7,740.06/11,614.69 = 5,370.00/x
  3. Step 3: Cross multiply
    7,740.06x = 11,614.69 × 5,370.00
  4. Step 4: Simplify right side
    7,740.06x = 62,370,848.46
  5. Step 5: Solve for x
    x = 62,370,848.46/7,740.06
  6. Step 6: Final answer
    x = 8,058.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.