Home / 1,852.55-2,555.08-1,106.35

Finding the Fourth Proportional to 1,852.55, 2,555.08 and 1,106.35

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Solution

The fourth proportional to 1,852.55, 2,555.08 and 1,106.35 is: 1,525.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.55 : 2,555.08 = 1,106.35 : x
  2. Step 2: Convert to fraction form
    1,852.55/2,555.08 = 1,106.35/x
  3. Step 3: Cross multiply
    1,852.55x = 2,555.08 × 1,106.35
  4. Step 4: Simplify right side
    1,852.55x = 2,826,803.60
  5. Step 5: Solve for x
    x = 2,826,803.60/1,852.55
  6. Step 6: Final answer
    x = 1,525.90

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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.