Home / 9,217.95-13,828.37-4,774.24

Finding the Fourth Proportional to 9,217.95, 13,828.37 and 4,774.24

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Solution

The fourth proportional to 9,217.95, 13,828.37 and 4,774.24 is: 7,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.95 : 13,828.37 = 4,774.24 : x
  2. Step 2: Convert to fraction form
    9,217.95/13,828.37 = 4,774.24/x
  3. Step 3: Cross multiply
    9,217.95x = 13,828.37 × 4,774.24
  4. Step 4: Simplify right side
    9,217.95x = 66,019,977.46
  5. Step 5: Solve for x
    x = 66,019,977.46/9,217.95
  6. Step 6: Final answer
    x = 7,162.11

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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.