Home / 4,741.64-6,543.54-2,645.80

Finding the Fourth Proportional to 4,741.64, 6,543.54 and 2,645.80

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Solution

The fourth proportional to 4,741.64, 6,543.54 and 2,645.80 is: 3,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.64 : 6,543.54 = 2,645.80 : x
  2. Step 2: Convert to fraction form
    4,741.64/6,543.54 = 2,645.80/x
  3. Step 3: Cross multiply
    4,741.64x = 6,543.54 × 2,645.80
  4. Step 4: Simplify right side
    4,741.64x = 17,312,898.13
  5. Step 5: Solve for x
    x = 17,312,898.13/4,741.64
  6. Step 6: Final answer
    x = 3,651.25

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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.