Home / 10,063.64-15,090.59-4,218.68

Finding the Fourth Proportional to 10,063.64, 15,090.59 and 4,218.68

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Solution

The fourth proportional to 10,063.64, 15,090.59 and 4,218.68 is: 6,325.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,063.64 : 15,090.59 = 4,218.68 : x
  2. Step 2: Convert to fraction form
    10,063.64/15,090.59 = 4,218.68/x
  3. Step 3: Cross multiply
    10,063.64x = 15,090.59 × 4,218.68
  4. Step 4: Simplify right side
    10,063.64x = 63,662,418.49
  5. Step 5: Solve for x
    x = 63,662,418.49/10,063.64
  6. Step 6: Final answer
    x = 6,325.98

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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.