Home / 2,403.10-3,316.50-1,507.48

Finding the Fourth Proportional to 2,403.10, 3,316.50 and 1,507.48

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Solution

The fourth proportional to 2,403.10, 3,316.50 and 1,507.48 is: 2,080.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.10 : 3,316.50 = 1,507.48 : x
  2. Step 2: Convert to fraction form
    2,403.10/3,316.50 = 1,507.48/x
  3. Step 3: Cross multiply
    2,403.10x = 3,316.50 × 1,507.48
  4. Step 4: Simplify right side
    2,403.10x = 4,999,557.42
  5. Step 5: Solve for x
    x = 4,999,557.42/2,403.10
  6. Step 6: Final answer
    x = 2,080.46

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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.