Home / 10,107.48-15,164.85-3,534.63

Finding the Fourth Proportional to 10,107.48, 15,164.85 and 3,534.63

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Solution

The fourth proportional to 10,107.48, 15,164.85 and 3,534.63 is: 5,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.48 : 15,164.85 = 3,534.63 : x
  2. Step 2: Convert to fraction form
    10,107.48/15,164.85 = 3,534.63/x
  3. Step 3: Cross multiply
    10,107.48x = 15,164.85 × 3,534.63
  4. Step 4: Simplify right side
    10,107.48x = 53,602,133.76
  5. Step 5: Solve for x
    x = 53,602,133.76/10,107.48
  6. Step 6: Final answer
    x = 5,303.21

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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.