Home / 2,014.35-2,779.76-1,130.44

Finding the Fourth Proportional to 2,014.35, 2,779.76 and 1,130.44

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Solution

The fourth proportional to 2,014.35, 2,779.76 and 1,130.44 is: 1,559.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.35 : 2,779.76 = 1,130.44 : x
  2. Step 2: Convert to fraction form
    2,014.35/2,779.76 = 1,130.44/x
  3. Step 3: Cross multiply
    2,014.35x = 2,779.76 × 1,130.44
  4. Step 4: Simplify right side
    2,014.35x = 3,142,347.77
  5. Step 5: Solve for x
    x = 3,142,347.77/2,014.35
  6. Step 6: Final answer
    x = 1,559.98

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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.