Home / 5,182.32-7,773.51-1,894.12

Finding the Fourth Proportional to 5,182.32, 7,773.51 and 1,894.12

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Solution

The fourth proportional to 5,182.32, 7,773.51 and 1,894.12 is: 2,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.32 : 7,773.51 = 1,894.12 : x
  2. Step 2: Convert to fraction form
    5,182.32/7,773.51 = 1,894.12/x
  3. Step 3: Cross multiply
    5,182.32x = 7,773.51 × 1,894.12
  4. Step 4: Simplify right side
    5,182.32x = 14,723,980.19
  5. Step 5: Solve for x
    x = 14,723,980.19/5,182.32
  6. Step 6: Final answer
    x = 2,841.20

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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.