Home / 2,403.07-3,316.08-1,354.93

Finding the Fourth Proportional to 2,403.07, 3,316.08 and 1,354.93

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Solution

The fourth proportional to 2,403.07, 3,316.08 and 1,354.93 is: 1,869.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.07 : 3,316.08 = 1,354.93 : x
  2. Step 2: Convert to fraction form
    2,403.07/3,316.08 = 1,354.93/x
  3. Step 3: Cross multiply
    2,403.07x = 3,316.08 × 1,354.93
  4. Step 4: Simplify right side
    2,403.07x = 4,493,056.27
  5. Step 5: Solve for x
    x = 4,493,056.27/2,403.07
  6. Step 6: Final answer
    x = 1,869.72

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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.