Home / 2,752.96-4,130.88-1,110.72

Finding the Fourth Proportional to 2,752.96, 4,130.88 and 1,110.72

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Solution

The fourth proportional to 2,752.96, 4,130.88 and 1,110.72 is: 1,666.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.96 : 4,130.88 = 1,110.72 : x
  2. Step 2: Convert to fraction form
    2,752.96/4,130.88 = 1,110.72/x
  3. Step 3: Cross multiply
    2,752.96x = 4,130.88 × 1,110.72
  4. Step 4: Simplify right side
    2,752.96x = 4,588,251.03
  5. Step 5: Solve for x
    x = 4,588,251.03/2,752.96
  6. Step 6: Final answer
    x = 1,666.66

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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.