Home / 2,307.04-3,184-1,312.08

Finding the Fourth Proportional to 2,307.04, 3,184 and 1,312.08

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Solution

The fourth proportional to 2,307.04, 3,184 and 1,312.08 is: 1,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.04 : 3,184 = 1,312.08 : x
  2. Step 2: Convert to fraction form
    2,307.04/3,184 = 1,312.08/x
  3. Step 3: Cross multiply
    2,307.04x = 3,184 × 1,312.08
  4. Step 4: Simplify right side
    2,307.04x = 4,177,662.72
  5. Step 5: Solve for x
    x = 4,177,662.72/2,307.04
  6. Step 6: Final answer
    x = 1,810.83

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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.