Home / 3,312.02-4,570.08-1,914.50

Finding the Fourth Proportional to 3,312.02, 4,570.08 and 1,914.50

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Solution

The fourth proportional to 3,312.02, 4,570.08 and 1,914.50 is: 2,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.02 : 4,570.08 = 1,914.50 : x
  2. Step 2: Convert to fraction form
    3,312.02/4,570.08 = 1,914.50/x
  3. Step 3: Cross multiply
    3,312.02x = 4,570.08 × 1,914.50
  4. Step 4: Simplify right side
    3,312.02x = 8,749,418.16
  5. Step 5: Solve for x
    x = 8,749,418.16/3,312.02
  6. Step 6: Final answer
    x = 2,641.72

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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.