Home / 9,460.96-13,041.86-7,779.45

Finding the Fourth Proportional to 9,460.96, 13,041.86 and 7,779.45

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Solution

The fourth proportional to 9,460.96, 13,041.86 and 7,779.45 is: 10,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,460.96 : 13,041.86 = 7,779.45 : x
  2. Step 2: Convert to fraction form
    9,460.96/13,041.86 = 7,779.45/x
  3. Step 3: Cross multiply
    9,460.96x = 13,041.86 × 7,779.45
  4. Step 4: Simplify right side
    9,460.96x = 101,458,393.67
  5. Step 5: Solve for x
    x = 101,458,393.67/9,460.96
  6. Step 6: Final answer
    x = 10,723.91

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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.