Home / 8,269.02-11,415.69-6,376.50

Finding the Fourth Proportional to 8,269.02, 11,415.69 and 6,376.50

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Solution

The fourth proportional to 8,269.02, 11,415.69 and 6,376.50 is: 8,803.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.02 : 11,415.69 = 6,376.50 : x
  2. Step 2: Convert to fraction form
    8,269.02/11,415.69 = 6,376.50/x
  3. Step 3: Cross multiply
    8,269.02x = 11,415.69 × 6,376.50
  4. Step 4: Simplify right side
    8,269.02x = 72,792,147.29
  5. Step 5: Solve for x
    x = 72,792,147.29/8,269.02
  6. Step 6: Final answer
    x = 8,803.00

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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.