Home / 9,670.01-13,344.36-5,478.26

Finding the Fourth Proportional to 9,670.01, 13,344.36 and 5,478.26

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Solution

The fourth proportional to 9,670.01, 13,344.36 and 5,478.26 is: 7,559.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,670.01 : 13,344.36 = 5,478.26 : x
  2. Step 2: Convert to fraction form
    9,670.01/13,344.36 = 5,478.26/x
  3. Step 3: Cross multiply
    9,670.01x = 13,344.36 × 5,478.26
  4. Step 4: Simplify right side
    9,670.01x = 73,103,873.61
  5. Step 5: Solve for x
    x = 73,103,873.61/9,670.01
  6. Step 6: Final answer
    x = 7,559.86

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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.