Home / 9,518.12-14,278.53-2,944.82

Finding the Fourth Proportional to 9,518.12, 14,278.53 and 2,944.82

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Solution

The fourth proportional to 9,518.12, 14,278.53 and 2,944.82 is: 4,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.12 : 14,278.53 = 2,944.82 : x
  2. Step 2: Convert to fraction form
    9,518.12/14,278.53 = 2,944.82/x
  3. Step 3: Cross multiply
    9,518.12x = 14,278.53 × 2,944.82
  4. Step 4: Simplify right side
    9,518.12x = 42,047,629.32
  5. Step 5: Solve for x
    x = 42,047,629.32/9,518.12
  6. Step 6: Final answer
    x = 4,417.64

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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.