Home / 9,056.71-13,587.29-7,317.49

Finding the Fourth Proportional to 9,056.71, 13,587.29 and 7,317.49

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Solution

The fourth proportional to 9,056.71, 13,587.29 and 7,317.49 is: 10,978.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,056.71 : 13,587.29 = 7,317.49 : x
  2. Step 2: Convert to fraction form
    9,056.71/13,587.29 = 7,317.49/x
  3. Step 3: Cross multiply
    9,056.71x = 13,587.29 × 7,317.49
  4. Step 4: Simplify right side
    9,056.71x = 99,424,843.03
  5. Step 5: Solve for x
    x = 99,424,843.03/9,056.71
  6. Step 6: Final answer
    x = 10,978.03

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1.5x scale

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.