Home / 3,440.43-5,159.63-975.47

Finding the Fourth Proportional to 3,440.43, 5,159.63 and 975.47

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Solution

The fourth proportional to 3,440.43, 5,159.63 and 975.47 is: 1,462.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.43 : 5,159.63 = 975.47 : x
  2. Step 2: Convert to fraction form
    3,440.43/5,159.63 = 975.47/x
  3. Step 3: Cross multiply
    3,440.43x = 5,159.63 × 975.47
  4. Step 4: Simplify right side
    3,440.43x = 5,033,048.59
  5. Step 5: Solve for x
    x = 5,033,048.59/3,440.43
  6. Step 6: Final answer
    x = 1,462.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.