Home / 9,707.08-14,559.21-4,775.40

Finding the Fourth Proportional to 9,707.08, 14,559.21 and 4,775.40

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Solution

The fourth proportional to 9,707.08, 14,559.21 and 4,775.40 is: 7,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707.08 : 14,559.21 = 4,775.40 : x
  2. Step 2: Convert to fraction form
    9,707.08/14,559.21 = 4,775.40/x
  3. Step 3: Cross multiply
    9,707.08x = 14,559.21 × 4,775.40
  4. Step 4: Simplify right side
    9,707.08x = 69,526,051.43
  5. Step 5: Solve for x
    x = 69,526,051.43/9,707.08
  6. Step 6: Final answer
    x = 7,162.41

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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.