Home / 2,953.34-4,075.63-1,694.45

Finding the Fourth Proportional to 2,953.34, 4,075.63 and 1,694.45

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Solution

The fourth proportional to 2,953.34, 4,075.63 and 1,694.45 is: 2,338.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.34 : 4,075.63 = 1,694.45 : x
  2. Step 2: Convert to fraction form
    2,953.34/4,075.63 = 1,694.45/x
  3. Step 3: Cross multiply
    2,953.34x = 4,075.63 × 1,694.45
  4. Step 4: Simplify right side
    2,953.34x = 6,905,951.25
  5. Step 5: Solve for x
    x = 6,905,951.25/2,953.34
  6. Step 6: Final answer
    x = 2,338.35

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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.