Home / 1,497.21-2,244.63-948.24

Finding the Fourth Proportional to 1,497.21, 2,244.63 and 948.24

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Solution

The fourth proportional to 1,497.21, 2,244.63 and 948.24 is: 1,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.21 : 2,244.63 = 948.24 : x
  2. Step 2: Convert to fraction form
    1,497.21/2,244.63 = 948.24/x
  3. Step 3: Cross multiply
    1,497.21x = 2,244.63 × 948.24
  4. Step 4: Simplify right side
    1,497.21x = 2,128,447.95
  5. Step 5: Solve for x
    x = 2,128,447.95/1,497.21
  6. Step 6: Final answer
    x = 1,421.61

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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.