Home / 1,635.08-2,256.14-1,075.77

Finding the Fourth Proportional to 1,635.08, 2,256.14 and 1,075.77

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Solution

The fourth proportional to 1,635.08, 2,256.14 and 1,075.77 is: 1,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.08 : 2,256.14 = 1,075.77 : x
  2. Step 2: Convert to fraction form
    1,635.08/2,256.14 = 1,075.77/x
  3. Step 3: Cross multiply
    1,635.08x = 2,256.14 × 1,075.77
  4. Step 4: Simplify right side
    1,635.08x = 2,427,090.42
  5. Step 5: Solve for x
    x = 2,427,090.42/1,635.08
  6. Step 6: Final answer
    x = 1,484.39

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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.