Home / 9,435.60-14,208.24-6,987.76

Finding the Fourth Proportional to 9,435.60, 14,208.24 and 6,987.76

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Solution

The fourth proportional to 9,435.60, 14,208.24 and 6,987.76 is: 10,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435.60 : 14,208.24 = 6,987.76 : x
  2. Step 2: Convert to fraction form
    9,435.60/14,208.24 = 6,987.76/x
  3. Step 3: Cross multiply
    9,435.60x = 14,208.24 × 6,987.76
  4. Step 4: Simplify right side
    9,435.60x = 99,283,771.14
  5. Step 5: Solve for x
    x = 99,283,771.14/9,435.60
  6. Step 6: Final answer
    x = 10,522.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.