Home / 7,533.13-10,395.72-4,221.13

Finding the Fourth Proportional to 7,533.13, 10,395.72 and 4,221.13

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Solution

The fourth proportional to 7,533.13, 10,395.72 and 4,221.13 is: 5,825.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,533.13 : 10,395.72 = 4,221.13 : x
  2. Step 2: Convert to fraction form
    7,533.13/10,395.72 = 4,221.13/x
  3. Step 3: Cross multiply
    7,533.13x = 10,395.72 × 4,221.13
  4. Step 4: Simplify right side
    7,533.13x = 43,881,685.56
  5. Step 5: Solve for x
    x = 43,881,685.56/7,533.13
  6. Step 6: Final answer
    x = 5,825.16

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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.