Home / 9,619.02-13,270.50-6,477.30

Finding the Fourth Proportional to 9,619.02, 13,270.50 and 6,477.30

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Solution

The fourth proportional to 9,619.02, 13,270.50 and 6,477.30 is: 8,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.02 : 13,270.50 = 6,477.30 : x
  2. Step 2: Convert to fraction form
    9,619.02/13,270.50 = 6,477.30/x
  3. Step 3: Cross multiply
    9,619.02x = 13,270.50 × 6,477.30
  4. Step 4: Simplify right side
    9,619.02x = 85,957,009.65
  5. Step 5: Solve for x
    x = 85,957,009.65/9,619.02
  6. Step 6: Final answer
    x = 8,936.15

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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.