Home / 3,045.99-4,538.64-2,718.86

Finding the Fourth Proportional to 3,045.99, 4,538.64 and 2,718.86

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Solution

The fourth proportional to 3,045.99, 4,538.64 and 2,718.86 is: 4,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.99 : 4,538.64 = 2,718.86 : x
  2. Step 2: Convert to fraction form
    3,045.99/4,538.64 = 2,718.86/x
  3. Step 3: Cross multiply
    3,045.99x = 4,538.64 × 2,718.86
  4. Step 4: Simplify right side
    3,045.99x = 12,339,904.06
  5. Step 5: Solve for x
    x = 12,339,904.06/3,045.99
  6. Step 6: Final answer
    x = 4,051.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.