Home / 3,068.51-4,602.78-1,312.03

Finding the Fourth Proportional to 3,068.51, 4,602.78 and 1,312.03

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Solution

The fourth proportional to 3,068.51, 4,602.78 and 1,312.03 is: 1,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.51 : 4,602.78 = 1,312.03 : x
  2. Step 2: Convert to fraction form
    3,068.51/4,602.78 = 1,312.03/x
  3. Step 3: Cross multiply
    3,068.51x = 4,602.78 × 1,312.03
  4. Step 4: Simplify right side
    3,068.51x = 6,038,991.20
  5. Step 5: Solve for x
    x = 6,038,991.20/3,068.51
  6. Step 6: Final answer
    x = 1,968.06

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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.