Home / 6,983.93-10,479.45-4,645.58

Finding the Fourth Proportional to 6,983.93, 10,479.45 and 4,645.58

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Solution

The fourth proportional to 6,983.93, 10,479.45 and 4,645.58 is: 6,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.93 : 10,479.45 = 4,645.58 : x
  2. Step 2: Convert to fraction form
    6,983.93/10,479.45 = 4,645.58/x
  3. Step 3: Cross multiply
    6,983.93x = 10,479.45 × 4,645.58
  4. Step 4: Simplify right side
    6,983.93x = 48,683,070.93
  5. Step 5: Solve for x
    x = 48,683,070.93/6,983.93
  6. Step 6: Final answer
    x = 6,970.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.