Home / 11,323.04-15,629.10-7,551.68

Finding the Fourth Proportional to 11,323.04, 15,629.10 and 7,551.68

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Solution

The fourth proportional to 11,323.04, 15,629.10 and 7,551.68 is: 10,423.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.04 : 15,629.10 = 7,551.68 : x
  2. Step 2: Convert to fraction form
    11,323.04/15,629.10 = 7,551.68/x
  3. Step 3: Cross multiply
    11,323.04x = 15,629.10 × 7,551.68
  4. Step 4: Simplify right side
    11,323.04x = 118,025,961.89
  5. Step 5: Solve for x
    x = 118,025,961.89/11,323.04
  6. Step 6: Final answer
    x = 10,423.52

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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.