Home / 6,514.03-8,980.90-4,152.07

Finding the Fourth Proportional to 6,514.03, 8,980.90 and 4,152.07

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Solution

The fourth proportional to 6,514.03, 8,980.90 and 4,152.07 is: 5,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.03 : 8,980.90 = 4,152.07 : x
  2. Step 2: Convert to fraction form
    6,514.03/8,980.90 = 4,152.07/x
  3. Step 3: Cross multiply
    6,514.03x = 8,980.90 × 4,152.07
  4. Step 4: Simplify right side
    6,514.03x = 37,289,325.46
  5. Step 5: Solve for x
    x = 37,289,325.46/6,514.03
  6. Step 6: Final answer
    x = 5,724.46

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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.