Home / 7,442.32-10,270.26-4,085.02

Finding the Fourth Proportional to 7,442.32, 10,270.26 and 4,085.02

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Solution

The fourth proportional to 7,442.32, 10,270.26 and 4,085.02 is: 5,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.32 : 10,270.26 = 4,085.02 : x
  2. Step 2: Convert to fraction form
    7,442.32/10,270.26 = 4,085.02/x
  3. Step 3: Cross multiply
    7,442.32x = 10,270.26 × 4,085.02
  4. Step 4: Simplify right side
    7,442.32x = 41,954,217.51
  5. Step 5: Solve for x
    x = 41,954,217.51/7,442.32
  6. Step 6: Final answer
    x = 5,637.25

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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.