Home / 7,288.65-10,058.05-4,305.45

Finding the Fourth Proportional to 7,288.65, 10,058.05 and 4,305.45

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Solution

The fourth proportional to 7,288.65, 10,058.05 and 4,305.45 is: 5,941.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.65 : 10,058.05 = 4,305.45 : x
  2. Step 2: Convert to fraction form
    7,288.65/10,058.05 = 4,305.45/x
  3. Step 3: Cross multiply
    7,288.65x = 10,058.05 × 4,305.45
  4. Step 4: Simplify right side
    7,288.65x = 43,304,359.56
  5. Step 5: Solve for x
    x = 43,304,359.56/7,288.65
  6. Step 6: Final answer
    x = 5,941.34

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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.