Home / 7,717.37-10,642.01-6,602.00

Finding the Fourth Proportional to 7,717.37, 10,642.01 and 6,602.00

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Solution

The fourth proportional to 7,717.37, 10,642.01 and 6,602.00 is: 9,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.37 : 10,642.01 = 6,602.00 : x
  2. Step 2: Convert to fraction form
    7,717.37/10,642.01 = 6,602.00/x
  3. Step 3: Cross multiply
    7,717.37x = 10,642.01 × 6,602.00
  4. Step 4: Simplify right side
    7,717.37x = 70,258,463.80
  5. Step 5: Solve for x
    x = 70,258,463.80/7,717.37
  6. Step 6: Final answer
    x = 9,103.94

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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.