Home / 10,295.63-15,443.43-3,637.05

Finding the Fourth Proportional to 10,295.63, 15,443.43 and 3,637.05

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Solution

The fourth proportional to 10,295.63, 15,443.43 and 3,637.05 is: 5,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.63 : 15,443.43 = 3,637.05 : x
  2. Step 2: Convert to fraction form
    10,295.63/15,443.43 = 3,637.05/x
  3. Step 3: Cross multiply
    10,295.63x = 15,443.43 × 3,637.05
  4. Step 4: Simplify right side
    10,295.63x = 56,168,455.53
  5. Step 5: Solve for x
    x = 56,168,455.53/10,295.63
  6. Step 6: Final answer
    x = 5,455.56

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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.