Home / 9,390.51-14,074.83-5,486.67

Finding the Fourth Proportional to 9,390.51, 14,074.83 and 5,486.67

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Solution

The fourth proportional to 9,390.51, 14,074.83 and 5,486.67 is: 8,223.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.51 : 14,074.83 = 5,486.67 : x
  2. Step 2: Convert to fraction form
    9,390.51/14,074.83 = 5,486.67/x
  3. Step 3: Cross multiply
    9,390.51x = 14,074.83 × 5,486.67
  4. Step 4: Simplify right side
    9,390.51x = 77,223,947.52
  5. Step 5: Solve for x
    x = 77,223,947.52/9,390.51
  6. Step 6: Final answer
    x = 8,223.62

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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.