Home / 2,881.34-4,319.52-2,445.44

Finding the Fourth Proportional to 2,881.34, 4,319.52 and 2,445.44

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Solution

The fourth proportional to 2,881.34, 4,319.52 and 2,445.44 is: 3,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.34 : 4,319.52 = 2,445.44 : x
  2. Step 2: Convert to fraction form
    2,881.34/4,319.52 = 2,445.44/x
  3. Step 3: Cross multiply
    2,881.34x = 4,319.52 × 2,445.44
  4. Step 4: Simplify right side
    2,881.34x = 10,563,126.99
  5. Step 5: Solve for x
    x = 10,563,126.99/2,881.34
  6. Step 6: Final answer
    x = 3,666.05

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1.5x scale

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.