Home / 30,860.16-46,290.28-7,486.64

Finding the Fourth Proportional to 30,860.16, 46,290.28 and 7,486.64

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Solution

The fourth proportional to 30,860.16, 46,290.28 and 7,486.64 is: 11,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860.16 : 46,290.28 = 7,486.64 : x
  2. Step 2: Convert to fraction form
    30,860.16/46,290.28 = 7,486.64/x
  3. Step 3: Cross multiply
    30,860.16x = 46,290.28 × 7,486.64
  4. Step 4: Simplify right side
    30,860.16x = 346,558,661.86
  5. Step 5: Solve for x
    x = 346,558,661.86/30,860.16
  6. Step 6: Final answer
    x = 11,229.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.