Home / 3,603.18-5,368.94-3,210.16

Finding the Fourth Proportional to 3,603.18, 5,368.94 and 3,210.16

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Solution

The fourth proportional to 3,603.18, 5,368.94 and 3,210.16 is: 4,783.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.18 : 5,368.94 = 3,210.16 : x
  2. Step 2: Convert to fraction form
    3,603.18/5,368.94 = 3,210.16/x
  3. Step 3: Cross multiply
    3,603.18x = 5,368.94 × 3,210.16
  4. Step 4: Simplify right side
    3,603.18x = 17,235,137.61
  5. Step 5: Solve for x
    x = 17,235,137.61/3,603.18
  6. Step 6: Final answer
    x = 4,783.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.