Home / 7,261.64-10,021.18-4,075.64

Finding the Fourth Proportional to 7,261.64, 10,021.18 and 4,075.64

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Solution

The fourth proportional to 7,261.64, 10,021.18 and 4,075.64 is: 5,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.64 : 10,021.18 = 4,075.64 : x
  2. Step 2: Convert to fraction form
    7,261.64/10,021.18 = 4,075.64/x
  3. Step 3: Cross multiply
    7,261.64x = 10,021.18 × 4,075.64
  4. Step 4: Simplify right side
    7,261.64x = 40,842,722.06
  5. Step 5: Solve for x
    x = 40,842,722.06/7,261.64
  6. Step 6: Final answer
    x = 5,624.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.