Home / 2,898.34-4,347.51-1,165.75

Finding the Fourth Proportional to 2,898.34, 4,347.51 and 1,165.75

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Solution

The fourth proportional to 2,898.34, 4,347.51 and 1,165.75 is: 1,748.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.34 : 4,347.51 = 1,165.75 : x
  2. Step 2: Convert to fraction form
    2,898.34/4,347.51 = 1,165.75/x
  3. Step 3: Cross multiply
    2,898.34x = 4,347.51 × 1,165.75
  4. Step 4: Simplify right side
    2,898.34x = 5,068,109.78
  5. Step 5: Solve for x
    x = 5,068,109.78/2,898.34
  6. Step 6: Final answer
    x = 1,748.63

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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.