Home / 5,182.40-7,150.47-3,058.01

Finding the Fourth Proportional to 5,182.40, 7,150.47 and 3,058.01

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Solution

The fourth proportional to 5,182.40, 7,150.47 and 3,058.01 is: 4,219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.40 : 7,150.47 = 3,058.01 : x
  2. Step 2: Convert to fraction form
    5,182.40/7,150.47 = 3,058.01/x
  3. Step 3: Cross multiply
    5,182.40x = 7,150.47 × 3,058.01
  4. Step 4: Simplify right side
    5,182.40x = 21,866,208.76
  5. Step 5: Solve for x
    x = 21,866,208.76/5,182.40
  6. Step 6: Final answer
    x = 4,219.32

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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.