Home / 5,030.55-7,545-1,333.01

Finding the Fourth Proportional to 5,030.55, 7,545 and 1,333.01

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Solution

The fourth proportional to 5,030.55, 7,545 and 1,333.01 is: 1,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.55 : 7,545 = 1,333.01 : x
  2. Step 2: Convert to fraction form
    5,030.55/7,545 = 1,333.01/x
  3. Step 3: Cross multiply
    5,030.55x = 7,545 × 1,333.01
  4. Step 4: Simplify right side
    5,030.55x = 10,057,560.45
  5. Step 5: Solve for x
    x = 10,057,560.45/5,030.55
  6. Step 6: Final answer
    x = 1,999.30

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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.