Home / 1,623.32-2,240.22-924.68

Finding the Fourth Proportional to 1,623.32, 2,240.22 and 924.68

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Solution

The fourth proportional to 1,623.32, 2,240.22 and 924.68 is: 1,276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.32 : 2,240.22 = 924.68 : x
  2. Step 2: Convert to fraction form
    1,623.32/2,240.22 = 924.68/x
  3. Step 3: Cross multiply
    1,623.32x = 2,240.22 × 924.68
  4. Step 4: Simplify right side
    1,623.32x = 2,071,486.63
  5. Step 5: Solve for x
    x = 2,071,486.63/1,623.32
  6. Step 6: Final answer
    x = 1,276.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.