Home / 9,355.16-14,030.30-2,779.58

Finding the Fourth Proportional to 9,355.16, 14,030.30 and 2,779.58

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Solution

The fourth proportional to 9,355.16, 14,030.30 and 2,779.58 is: 4,168.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.16 : 14,030.30 = 2,779.58 : x
  2. Step 2: Convert to fraction form
    9,355.16/14,030.30 = 2,779.58/x
  3. Step 3: Cross multiply
    9,355.16x = 14,030.30 × 2,779.58
  4. Step 4: Simplify right side
    9,355.16x = 38,998,341.27
  5. Step 5: Solve for x
    x = 38,998,341.27/9,355.16
  6. Step 6: Final answer
    x = 4,168.65

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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.