Home / 1,754.99-2,422.44-1,047.35

Finding the Fourth Proportional to 1,754.99, 2,422.44 and 1,047.35

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Solution

The fourth proportional to 1,754.99, 2,422.44 and 1,047.35 is: 1,445.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.99 : 2,422.44 = 1,047.35 : x
  2. Step 2: Convert to fraction form
    1,754.99/2,422.44 = 1,047.35/x
  3. Step 3: Cross multiply
    1,754.99x = 2,422.44 × 1,047.35
  4. Step 4: Simplify right side
    1,754.99x = 2,537,142.53
  5. Step 5: Solve for x
    x = 2,537,142.53/1,754.99
  6. Step 6: Final answer
    x = 1,445.67

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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.