Home / 4,857.89-6,704.95-3,089.15

Finding the Fourth Proportional to 4,857.89, 6,704.95 and 3,089.15

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Solution

The fourth proportional to 4,857.89, 6,704.95 and 3,089.15 is: 4,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.89 : 6,704.95 = 3,089.15 : x
  2. Step 2: Convert to fraction form
    4,857.89/6,704.95 = 3,089.15/x
  3. Step 3: Cross multiply
    4,857.89x = 6,704.95 × 3,089.15
  4. Step 4: Simplify right side
    4,857.89x = 20,712,547.32
  5. Step 5: Solve for x
    x = 20,712,547.32/4,857.89
  6. Step 6: Final answer
    x = 4,263.70

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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.