Home / 10,536.04-15,804.04-3,140.30

Finding the Fourth Proportional to 10,536.04, 15,804.04 and 3,140.30

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Solution

The fourth proportional to 10,536.04, 15,804.04 and 3,140.30 is: 4,710.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,536.04 : 15,804.04 = 3,140.30 : x
  2. Step 2: Convert to fraction form
    10,536.04/15,804.04 = 3,140.30/x
  3. Step 3: Cross multiply
    10,536.04x = 15,804.04 × 3,140.30
  4. Step 4: Simplify right side
    10,536.04x = 49,629,426.81
  5. Step 5: Solve for x
    x = 49,629,426.81/10,536.04
  6. Step 6: Final answer
    x = 4,710.44

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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.