Home / 9,133.03-12,603.77-5,359.11

Finding the Fourth Proportional to 9,133.03, 12,603.77 and 5,359.11

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Solution

The fourth proportional to 9,133.03, 12,603.77 and 5,359.11 is: 7,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.03 : 12,603.77 = 5,359.11 : x
  2. Step 2: Convert to fraction form
    9,133.03/12,603.77 = 5,359.11/x
  3. Step 3: Cross multiply
    9,133.03x = 12,603.77 × 5,359.11
  4. Step 4: Simplify right side
    9,133.03x = 67,544,989.84
  5. Step 5: Solve for x
    x = 67,544,989.84/9,133.03
  6. Step 6: Final answer
    x = 7,395.68

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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.