Home / 7,888.08-11,829.72-3,270

Finding the Fourth Proportional to 7,888.08, 11,829.72 and 3,270

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Solution

The fourth proportional to 7,888.08, 11,829.72 and 3,270 is: 4,904.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.08 : 11,829.72 = 3,270 : x
  2. Step 2: Convert to fraction form
    7,888.08/11,829.72 = 3,270/x
  3. Step 3: Cross multiply
    7,888.08x = 11,829.72 × 3,270
  4. Step 4: Simplify right side
    7,888.08x = 38,683,184.40
  5. Step 5: Solve for x
    x = 38,683,184.40/7,888.08
  6. Step 6: Final answer
    x = 4,904.01

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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.