Home / 7,368.45-11,055.32-3,670.35

Finding the Fourth Proportional to 7,368.45, 11,055.32 and 3,670.35

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Solution

The fourth proportional to 7,368.45, 11,055.32 and 3,670.35 is: 5,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.45 : 11,055.32 = 3,670.35 : x
  2. Step 2: Convert to fraction form
    7,368.45/11,055.32 = 3,670.35/x
  3. Step 3: Cross multiply
    7,368.45x = 11,055.32 × 3,670.35
  4. Step 4: Simplify right side
    7,368.45x = 40,576,875.41
  5. Step 5: Solve for x
    x = 40,576,875.41/7,368.45
  6. Step 6: Final answer
    x = 5,506.84

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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.