Home / 7,483.66-10,327.47-4,126.40

Finding the Fourth Proportional to 7,483.66, 10,327.47 and 4,126.40

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Solution

The fourth proportional to 7,483.66, 10,327.47 and 4,126.40 is: 5,694.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.66 : 10,327.47 = 4,126.40 : x
  2. Step 2: Convert to fraction form
    7,483.66/10,327.47 = 4,126.40/x
  3. Step 3: Cross multiply
    7,483.66x = 10,327.47 × 4,126.40
  4. Step 4: Simplify right side
    7,483.66x = 42,615,272.21
  5. Step 5: Solve for x
    x = 42,615,272.21/7,483.66
  6. Step 6: Final answer
    x = 5,694.44

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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.