Home / 7,290.25-10,060.43-4,267.45

Finding the Fourth Proportional to 7,290.25, 10,060.43 and 4,267.45

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Solution

The fourth proportional to 7,290.25, 10,060.43 and 4,267.45 is: 5,889.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.25 : 10,060.43 = 4,267.45 : x
  2. Step 2: Convert to fraction form
    7,290.25/10,060.43 = 4,267.45/x
  3. Step 3: Cross multiply
    7,290.25x = 10,060.43 × 4,267.45
  4. Step 4: Simplify right side
    7,290.25x = 42,932,346.18
  5. Step 5: Solve for x
    x = 42,932,346.18/7,290.25
  6. Step 6: Final answer
    x = 5,889.01

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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.