Home / 9,386.58-14,080.40-3,146.34

Finding the Fourth Proportional to 9,386.58, 14,080.40 and 3,146.34

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Solution

The fourth proportional to 9,386.58, 14,080.40 and 3,146.34 is: 4,719.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.58 : 14,080.40 = 3,146.34 : x
  2. Step 2: Convert to fraction form
    9,386.58/14,080.40 = 3,146.34/x
  3. Step 3: Cross multiply
    9,386.58x = 14,080.40 × 3,146.34
  4. Step 4: Simplify right side
    9,386.58x = 44,301,725.74
  5. Step 5: Solve for x
    x = 44,301,725.74/9,386.58
  6. Step 6: Final answer
    x = 4,719.69

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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.