Home / 6,779.04-10,172.40-2,677.92

Finding the Fourth Proportional to 6,779.04, 10,172.40 and 2,677.92

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Solution

The fourth proportional to 6,779.04, 10,172.40 and 2,677.92 is: 4,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.04 : 10,172.40 = 2,677.92 : x
  2. Step 2: Convert to fraction form
    6,779.04/10,172.40 = 2,677.92/x
  3. Step 3: Cross multiply
    6,779.04x = 10,172.40 × 2,677.92
  4. Step 4: Simplify right side
    6,779.04x = 27,240,873.41
  5. Step 5: Solve for x
    x = 27,240,873.41/6,779.04
  6. Step 6: Final answer
    x = 4,018.40

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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.