Home / 4,688.52-7,032.54-1,225.64

Finding the Fourth Proportional to 4,688.52, 7,032.54 and 1,225.64

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Solution

The fourth proportional to 4,688.52, 7,032.54 and 1,225.64 is: 1,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.52 : 7,032.54 = 1,225.64 : x
  2. Step 2: Convert to fraction form
    4,688.52/7,032.54 = 1,225.64/x
  3. Step 3: Cross multiply
    4,688.52x = 7,032.54 × 1,225.64
  4. Step 4: Simplify right side
    4,688.52x = 8,619,362.33
  5. Step 5: Solve for x
    x = 8,619,362.33/4,688.52
  6. Step 6: Final answer
    x = 1,838.40

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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.