Home / 10,011.04-15,018.80-3,086.24

Finding the Fourth Proportional to 10,011.04, 15,018.80 and 3,086.24

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Solution

The fourth proportional to 10,011.04, 15,018.80 and 3,086.24 is: 4,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.04 : 15,018.80 = 3,086.24 : x
  2. Step 2: Convert to fraction form
    10,011.04/15,018.80 = 3,086.24/x
  3. Step 3: Cross multiply
    10,011.04x = 15,018.80 × 3,086.24
  4. Step 4: Simplify right side
    10,011.04x = 46,351,621.31
  5. Step 5: Solve for x
    x = 46,351,621.31/10,011.04
  6. Step 6: Final answer
    x = 4,630.05

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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.