Home / 7,403.14-10,216.64-4,259.34

Finding the Fourth Proportional to 7,403.14, 10,216.64 and 4,259.34

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Solution

The fourth proportional to 7,403.14, 10,216.64 and 4,259.34 is: 5,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.14 : 10,216.64 = 4,259.34 : x
  2. Step 2: Convert to fraction form
    7,403.14/10,216.64 = 4,259.34/x
  3. Step 3: Cross multiply
    7,403.14x = 10,216.64 × 4,259.34
  4. Step 4: Simplify right side
    7,403.14x = 43,516,143.42
  5. Step 5: Solve for x
    x = 43,516,143.42/7,403.14
  6. Step 6: Final answer
    x = 5,878.07

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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.