Home / 1,506.69-2,075.37-1,063.81

Finding the Fourth Proportional to 1,506.69, 2,075.37 and 1,063.81

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Solution

The fourth proportional to 1,506.69, 2,075.37 and 1,063.81 is: 1,465.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.69 : 2,075.37 = 1,063.81 : x
  2. Step 2: Convert to fraction form
    1,506.69/2,075.37 = 1,063.81/x
  3. Step 3: Cross multiply
    1,506.69x = 2,075.37 × 1,063.81
  4. Step 4: Simplify right side
    1,506.69x = 2,207,799.36
  5. Step 5: Solve for x
    x = 2,207,799.36/1,506.69
  6. Step 6: Final answer
    x = 1,465.33

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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.