Home / 9,210.04-12,696.47-6,373.09

Finding the Fourth Proportional to 9,210.04, 12,696.47 and 6,373.09

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Solution

The fourth proportional to 9,210.04, 12,696.47 and 6,373.09 is: 8,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.04 : 12,696.47 = 6,373.09 : x
  2. Step 2: Convert to fraction form
    9,210.04/12,696.47 = 6,373.09/x
  3. Step 3: Cross multiply
    9,210.04x = 12,696.47 × 6,373.09
  4. Step 4: Simplify right side
    9,210.04x = 80,915,650.64
  5. Step 5: Solve for x
    x = 80,915,650.64/9,210.04
  6. Step 6: Final answer
    x = 8,785.60

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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.