Home / 7,382.61-10,188.99-4,730.67

Finding the Fourth Proportional to 7,382.61, 10,188.99 and 4,730.67

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Solution

The fourth proportional to 7,382.61, 10,188.99 and 4,730.67 is: 6,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.61 : 10,188.99 = 4,730.67 : x
  2. Step 2: Convert to fraction form
    7,382.61/10,188.99 = 4,730.67/x
  3. Step 3: Cross multiply
    7,382.61x = 10,188.99 × 4,730.67
  4. Step 4: Simplify right side
    7,382.61x = 48,200,749.32
  5. Step 5: Solve for x
    x = 48,200,749.32/7,382.61
  6. Step 6: Final answer
    x = 6,528.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.