Home / 9,317.81-12,858.44-5,068.77

Finding the Fourth Proportional to 9,317.81, 12,858.44 and 5,068.77

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Solution

The fourth proportional to 9,317.81, 12,858.44 and 5,068.77 is: 6,994.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.81 : 12,858.44 = 5,068.77 : x
  2. Step 2: Convert to fraction form
    9,317.81/12,858.44 = 5,068.77/x
  3. Step 3: Cross multiply
    9,317.81x = 12,858.44 × 5,068.77
  4. Step 4: Simplify right side
    9,317.81x = 65,176,474.92
  5. Step 5: Solve for x
    x = 65,176,474.92/9,317.81
  6. Step 6: Final answer
    x = 6,994.83

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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.