Home / 7,884.23-10,881.54-4,697.69

Finding the Fourth Proportional to 7,884.23, 10,881.54 and 4,697.69

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Solution

The fourth proportional to 7,884.23, 10,881.54 and 4,697.69 is: 6,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.23 : 10,881.54 = 4,697.69 : x
  2. Step 2: Convert to fraction form
    7,884.23/10,881.54 = 4,697.69/x
  3. Step 3: Cross multiply
    7,884.23x = 10,881.54 × 4,697.69
  4. Step 4: Simplify right side
    7,884.23x = 51,118,047.23
  5. Step 5: Solve for x
    x = 51,118,047.23/7,884.23
  6. Step 6: Final answer
    x = 6,483.59

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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.