Home / 7,884.32-10,880.30-4,347.53

Finding the Fourth Proportional to 7,884.32, 10,880.30 and 4,347.53

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Solution

The fourth proportional to 7,884.32, 10,880.30 and 4,347.53 is: 5,999.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.32 : 10,880.30 = 4,347.53 : x
  2. Step 2: Convert to fraction form
    7,884.32/10,880.30 = 4,347.53/x
  3. Step 3: Cross multiply
    7,884.32x = 10,880.30 × 4,347.53
  4. Step 4: Simplify right side
    7,884.32x = 47,302,446.30
  5. Step 5: Solve for x
    x = 47,302,446.30/7,884.32
  6. Step 6: Final answer
    x = 5,999.56

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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.