Home / 4,412.54-6,085.02-2,980.05

Finding the Fourth Proportional to 4,412.54, 6,085.02 and 2,980.05

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Solution

The fourth proportional to 4,412.54, 6,085.02 and 2,980.05 is: 4,109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.54 : 6,085.02 = 2,980.05 : x
  2. Step 2: Convert to fraction form
    4,412.54/6,085.02 = 2,980.05/x
  3. Step 3: Cross multiply
    4,412.54x = 6,085.02 × 2,980.05
  4. Step 4: Simplify right side
    4,412.54x = 18,133,663.85
  5. Step 5: Solve for x
    x = 18,133,663.85/4,412.54
  6. Step 6: Final answer
    x = 4,109.57

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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.