Home / 3,261.86-4,501.55-1,845.68

Finding the Fourth Proportional to 3,261.86, 4,501.55 and 1,845.68

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Solution

The fourth proportional to 3,261.86, 4,501.55 and 1,845.68 is: 2,547.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.86 : 4,501.55 = 1,845.68 : x
  2. Step 2: Convert to fraction form
    3,261.86/4,501.55 = 1,845.68/x
  3. Step 3: Cross multiply
    3,261.86x = 4,501.55 × 1,845.68
  4. Step 4: Simplify right side
    3,261.86x = 8,308,389.07
  5. Step 5: Solve for x
    x = 8,308,389.07/3,261.86
  6. Step 6: Final answer
    x = 2,547.14

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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.