Home / 6,931.41-9,555.73-4,689.73

Finding the Fourth Proportional to 6,931.41, 9,555.73 and 4,689.73

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Solution

The fourth proportional to 6,931.41, 9,555.73 and 4,689.73 is: 6,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.41 : 9,555.73 = 4,689.73 : x
  2. Step 2: Convert to fraction form
    6,931.41/9,555.73 = 4,689.73/x
  3. Step 3: Cross multiply
    6,931.41x = 9,555.73 × 4,689.73
  4. Step 4: Simplify right side
    6,931.41x = 44,813,793.65
  5. Step 5: Solve for x
    x = 44,813,793.65/6,931.41
  6. Step 6: Final answer
    x = 6,465.32

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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.