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Finding the Fourth Proportional to 1,852.76, 2,779.18 and 1,036.24

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Solution

The fourth proportional to 1,852.76, 2,779.18 and 1,036.24 is: 1,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.76 : 2,779.18 = 1,036.24 : x
  2. Step 2: Convert to fraction form
    1,852.76/2,779.18 = 1,036.24/x
  3. Step 3: Cross multiply
    1,852.76x = 2,779.18 × 1,036.24
  4. Step 4: Simplify right side
    1,852.76x = 2,879,897.48
  5. Step 5: Solve for x
    x = 2,879,897.48/1,852.76
  6. Step 6: Final answer
    x = 1,554.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.