Home / 7,888.16-11,828.99-2,955.26

Finding the Fourth Proportional to 7,888.16, 11,828.99 and 2,955.26

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Solution

The fourth proportional to 7,888.16, 11,828.99 and 2,955.26 is: 4,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.16 : 11,828.99 = 2,955.26 : x
  2. Step 2: Convert to fraction form
    7,888.16/11,828.99 = 2,955.26/x
  3. Step 3: Cross multiply
    7,888.16x = 11,828.99 × 2,955.26
  4. Step 4: Simplify right side
    7,888.16x = 34,957,667.07
  5. Step 5: Solve for x
    x = 34,957,667.07/7,888.16
  6. Step 6: Final answer
    x = 4,431.67

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1.5x scale

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.