Home / 6,479.99-8,946.69-4,985.27

Finding the Fourth Proportional to 6,479.99, 8,946.69 and 4,985.27

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Solution

The fourth proportional to 6,479.99, 8,946.69 and 4,985.27 is: 6,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.99 : 8,946.69 = 4,985.27 : x
  2. Step 2: Convert to fraction form
    6,479.99/8,946.69 = 4,985.27/x
  3. Step 3: Cross multiply
    6,479.99x = 8,946.69 × 4,985.27
  4. Step 4: Simplify right side
    6,479.99x = 44,601,665.26
  5. Step 5: Solve for x
    x = 44,601,665.26/6,479.99
  6. Step 6: Final answer
    x = 6,882.98

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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.