Home / 5,409.09-7,464.56-2,925.09

Finding the Fourth Proportional to 5,409.09, 7,464.56 and 2,925.09

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Solution

The fourth proportional to 5,409.09, 7,464.56 and 2,925.09 is: 4,036.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.09 : 7,464.56 = 2,925.09 : x
  2. Step 2: Convert to fraction form
    5,409.09/7,464.56 = 2,925.09/x
  3. Step 3: Cross multiply
    5,409.09x = 7,464.56 × 2,925.09
  4. Step 4: Simplify right side
    5,409.09x = 21,834,509.81
  5. Step 5: Solve for x
    x = 21,834,509.81/5,409.09
  6. Step 6: Final answer
    x = 4,036.63

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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.