Home / 2,403.12-3,315.99-1,459.11

Finding the Fourth Proportional to 2,403.12, 3,315.99 and 1,459.11

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Solution

The fourth proportional to 2,403.12, 3,315.99 and 1,459.11 is: 2,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.12 : 3,315.99 = 1,459.11 : x
  2. Step 2: Convert to fraction form
    2,403.12/3,315.99 = 1,459.11/x
  3. Step 3: Cross multiply
    2,403.12x = 3,315.99 × 1,459.11
  4. Step 4: Simplify right side
    2,403.12x = 4,838,403.87
  5. Step 5: Solve for x
    x = 4,838,403.87/2,403.12
  6. Step 6: Final answer
    x = 2,013.39

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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.