Home / 1,554.34-2,144.41-924.90

Finding the Fourth Proportional to 1,554.34, 2,144.41 and 924.90

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Solution

The fourth proportional to 1,554.34, 2,144.41 and 924.90 is: 1,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.34 : 2,144.41 = 924.90 : x
  2. Step 2: Convert to fraction form
    1,554.34/2,144.41 = 924.90/x
  3. Step 3: Cross multiply
    1,554.34x = 2,144.41 × 924.90
  4. Step 4: Simplify right side
    1,554.34x = 1,983,364.81
  5. Step 5: Solve for x
    x = 1,983,364.81/1,554.34
  6. Step 6: Final answer
    x = 1,276.02

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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.