Home / 7,884.24-10,880.34-4,347.57

Finding the Fourth Proportional to 7,884.24, 10,880.34 and 4,347.57

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Solution

The fourth proportional to 7,884.24, 10,880.34 and 4,347.57 is: 5,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.24 : 10,880.34 = 4,347.57 : x
  2. Step 2: Convert to fraction form
    7,884.24/10,880.34 = 4,347.57/x
  3. Step 3: Cross multiply
    7,884.24x = 10,880.34 × 4,347.57
  4. Step 4: Simplify right side
    7,884.24x = 47,303,039.77
  5. Step 5: Solve for x
    x = 47,303,039.77/7,884.24
  6. Step 6: Final answer
    x = 5,999.70

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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.