Home / 1,752.88-2,416.70-1,436.98

Finding the Fourth Proportional to 1,752.88, 2,416.70 and 1,436.98

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Solution

The fourth proportional to 1,752.88, 2,416.70 and 1,436.98 is: 1,981.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.88 : 2,416.70 = 1,436.98 : x
  2. Step 2: Convert to fraction form
    1,752.88/2,416.70 = 1,436.98/x
  3. Step 3: Cross multiply
    1,752.88x = 2,416.70 × 1,436.98
  4. Step 4: Simplify right side
    1,752.88x = 3,472,749.57
  5. Step 5: Solve for x
    x = 3,472,749.57/1,752.88
  6. Step 6: Final answer
    x = 1,981.17

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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.