Home / 7,441.16-10,268.98-4,129.16

Finding the Fourth Proportional to 7,441.16, 10,268.98 and 4,129.16

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Solution

The fourth proportional to 7,441.16, 10,268.98 and 4,129.16 is: 5,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.16 : 10,268.98 = 4,129.16 : x
  2. Step 2: Convert to fraction form
    7,441.16/10,268.98 = 4,129.16/x
  3. Step 3: Cross multiply
    7,441.16x = 10,268.98 × 4,129.16
  4. Step 4: Simplify right side
    7,441.16x = 42,402,261.46
  5. Step 5: Solve for x
    x = 42,402,261.46/7,441.16
  6. Step 6: Final answer
    x = 5,698.34

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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.