Home / 5,070.63-7,605.69-1,950.05

Finding the Fourth Proportional to 5,070.63, 7,605.69 and 1,950.05

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Solution

The fourth proportional to 5,070.63, 7,605.69 and 1,950.05 is: 2,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.63 : 7,605.69 = 1,950.05 : x
  2. Step 2: Convert to fraction form
    5,070.63/7,605.69 = 1,950.05/x
  3. Step 3: Cross multiply
    5,070.63x = 7,605.69 × 1,950.05
  4. Step 4: Simplify right side
    5,070.63x = 14,831,437.76
  5. Step 5: Solve for x
    x = 14,831,437.76/5,070.63
  6. Step 6: Final answer
    x = 2,924.97

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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.