Home / 7,409.93-10,225.69-4,427.51

Finding the Fourth Proportional to 7,409.93, 10,225.69 and 4,427.51

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Solution

The fourth proportional to 7,409.93, 10,225.69 and 4,427.51 is: 6,109.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.93 : 10,225.69 = 4,427.51 : x
  2. Step 2: Convert to fraction form
    7,409.93/10,225.69 = 4,427.51/x
  3. Step 3: Cross multiply
    7,409.93x = 10,225.69 × 4,427.51
  4. Step 4: Simplify right side
    7,409.93x = 45,274,364.96
  5. Step 5: Solve for x
    x = 45,274,364.96/7,409.93
  6. Step 6: Final answer
    x = 6,109.96

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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.