Home / 7,618.94-11,434.33-4,985.73

Finding the Fourth Proportional to 7,618.94, 11,434.33 and 4,985.73

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Solution

The fourth proportional to 7,618.94, 11,434.33 and 4,985.73 is: 7,482.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.94 : 11,434.33 = 4,985.73 : x
  2. Step 2: Convert to fraction form
    7,618.94/11,434.33 = 4,985.73/x
  3. Step 3: Cross multiply
    7,618.94x = 11,434.33 × 4,985.73
  4. Step 4: Simplify right side
    7,618.94x = 57,008,482.11
  5. Step 5: Solve for x
    x = 57,008,482.11/7,618.94
  6. Step 6: Final answer
    x = 7,482.47

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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.