Home / 7,409.80-10,225.36-4,052.76

Finding the Fourth Proportional to 7,409.80, 10,225.36 and 4,052.76

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Solution

The fourth proportional to 7,409.80, 10,225.36 and 4,052.76 is: 5,592.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.80 : 10,225.36 = 4,052.76 : x
  2. Step 2: Convert to fraction form
    7,409.80/10,225.36 = 4,052.76/x
  3. Step 3: Cross multiply
    7,409.80x = 10,225.36 × 4,052.76
  4. Step 4: Simplify right side
    7,409.80x = 41,440,929.99
  5. Step 5: Solve for x
    x = 41,440,929.99/7,409.80
  6. Step 6: Final answer
    x = 5,592.72

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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.