Home / 9,395.19-12,960.14-5,807.70

Finding the Fourth Proportional to 9,395.19, 12,960.14 and 5,807.70

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Solution

The fourth proportional to 9,395.19, 12,960.14 and 5,807.70 is: 8,011.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395.19 : 12,960.14 = 5,807.70 : x
  2. Step 2: Convert to fraction form
    9,395.19/12,960.14 = 5,807.70/x
  3. Step 3: Cross multiply
    9,395.19x = 12,960.14 × 5,807.70
  4. Step 4: Simplify right side
    9,395.19x = 75,268,576.04
  5. Step 5: Solve for x
    x = 75,268,576.04/9,395.19
  6. Step 6: Final answer
    x = 8,011.39

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Double scale
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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.