Home / 5,262.30-7,261.74-2,904.39

Finding the Fourth Proportional to 5,262.30, 7,261.74 and 2,904.39

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Solution

The fourth proportional to 5,262.30, 7,261.74 and 2,904.39 is: 4,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.30 : 7,261.74 = 2,904.39 : x
  2. Step 2: Convert to fraction form
    5,262.30/7,261.74 = 2,904.39/x
  3. Step 3: Cross multiply
    5,262.30x = 7,261.74 × 2,904.39
  4. Step 4: Simplify right side
    5,262.30x = 21,090,925.04
  5. Step 5: Solve for x
    x = 21,090,925.04/5,262.30
  6. Step 6: Final answer
    x = 4,007.93

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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.