Home / 9,390.53-14,069.99-5,681.48

Finding the Fourth Proportional to 9,390.53, 14,069.99 and 5,681.48

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Solution

The fourth proportional to 9,390.53, 14,069.99 and 5,681.48 is: 8,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.53 : 14,069.99 = 5,681.48 : x
  2. Step 2: Convert to fraction form
    9,390.53/14,069.99 = 5,681.48/x
  3. Step 3: Cross multiply
    9,390.53x = 14,069.99 × 5,681.48
  4. Step 4: Simplify right side
    9,390.53x = 79,938,268.03
  5. Step 5: Solve for x
    x = 79,938,268.03/9,390.53
  6. Step 6: Final answer
    x = 8,512.65

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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.