Home / 1,533.48-2,312.99-1,353.16

Finding the Fourth Proportional to 1,533.48, 2,312.99 and 1,353.16

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Solution

The fourth proportional to 1,533.48, 2,312.99 and 1,353.16 is: 2,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.48 : 2,312.99 = 1,353.16 : x
  2. Step 2: Convert to fraction form
    1,533.48/2,312.99 = 1,353.16/x
  3. Step 3: Cross multiply
    1,533.48x = 2,312.99 × 1,353.16
  4. Step 4: Simplify right side
    1,533.48x = 3,129,845.55
  5. Step 5: Solve for x
    x = 3,129,845.55/1,533.48
  6. Step 6: Final answer
    x = 2,041.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.