Home / 7,346.88-10,139.04-4,323.60

Finding the Fourth Proportional to 7,346.88, 10,139.04 and 4,323.60

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Solution

The fourth proportional to 7,346.88, 10,139.04 and 4,323.60 is: 5,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.88 : 10,139.04 = 4,323.60 : x
  2. Step 2: Convert to fraction form
    7,346.88/10,139.04 = 4,323.60/x
  3. Step 3: Cross multiply
    7,346.88x = 10,139.04 × 4,323.60
  4. Step 4: Simplify right side
    7,346.88x = 43,837,153.34
  5. Step 5: Solve for x
    x = 43,837,153.34/7,346.88
  6. Step 6: Final answer
    x = 5,966.77

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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.