Home / 9,628.61-13,287.04-5,653.13

Finding the Fourth Proportional to 9,628.61, 13,287.04 and 5,653.13

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Solution

The fourth proportional to 9,628.61, 13,287.04 and 5,653.13 is: 7,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628.61 : 13,287.04 = 5,653.13 : x
  2. Step 2: Convert to fraction form
    9,628.61/13,287.04 = 5,653.13/x
  3. Step 3: Cross multiply
    9,628.61x = 13,287.04 × 5,653.13
  4. Step 4: Simplify right side
    9,628.61x = 75,113,283.87
  5. Step 5: Solve for x
    x = 75,113,283.87/9,628.61
  6. Step 6: Final answer
    x = 7,801.06

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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.