Home / 9,353.76-14,030.47-2,779.98

Finding the Fourth Proportional to 9,353.76, 14,030.47 and 2,779.98

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Solution

The fourth proportional to 9,353.76, 14,030.47 and 2,779.98 is: 4,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353.76 : 14,030.47 = 2,779.98 : x
  2. Step 2: Convert to fraction form
    9,353.76/14,030.47 = 2,779.98/x
  3. Step 3: Cross multiply
    9,353.76x = 14,030.47 × 2,779.98
  4. Step 4: Simplify right side
    9,353.76x = 39,004,425.99
  5. Step 5: Solve for x
    x = 39,004,425.99/9,353.76
  6. Step 6: Final answer
    x = 4,169.92

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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.