Home / 10,011.08-15,017.16-4,168.28

Finding the Fourth Proportional to 10,011.08, 15,017.16 and 4,168.28

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Solution

The fourth proportional to 10,011.08, 15,017.16 and 4,168.28 is: 6,252.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.08 : 15,017.16 = 4,168.28 : x
  2. Step 2: Convert to fraction form
    10,011.08/15,017.16 = 4,168.28/x
  3. Step 3: Cross multiply
    10,011.08x = 15,017.16 × 4,168.28
  4. Step 4: Simplify right side
    10,011.08x = 62,595,727.68
  5. Step 5: Solve for x
    x = 62,595,727.68/10,011.08
  6. Step 6: Final answer
    x = 6,252.64

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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.