Home / 9,430.31-14,132.32-7,087.58

Finding the Fourth Proportional to 9,430.31, 14,132.32 and 7,087.58

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Solution

The fourth proportional to 9,430.31, 14,132.32 and 7,087.58 is: 10,621.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.31 : 14,132.32 = 7,087.58 : x
  2. Step 2: Convert to fraction form
    9,430.31/14,132.32 = 7,087.58/x
  3. Step 3: Cross multiply
    9,430.31x = 14,132.32 × 7,087.58
  4. Step 4: Simplify right side
    9,430.31x = 100,163,860.21
  5. Step 5: Solve for x
    x = 100,163,860.21/9,430.31
  6. Step 6: Final answer
    x = 10,621.48

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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.