Home / 8,328.30-11,492.58-4,551.50

Finding the Fourth Proportional to 8,328.30, 11,492.58 and 4,551.50

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Solution

The fourth proportional to 8,328.30, 11,492.58 and 4,551.50 is: 6,280.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.30 : 11,492.58 = 4,551.50 : x
  2. Step 2: Convert to fraction form
    8,328.30/11,492.58 = 4,551.50/x
  3. Step 3: Cross multiply
    8,328.30x = 11,492.58 × 4,551.50
  4. Step 4: Simplify right side
    8,328.30x = 52,308,477.87
  5. Step 5: Solve for x
    x = 52,308,477.87/8,328.30
  6. Step 6: Final answer
    x = 6,280.81

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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.