Home / 4,781.55-6,598.35-2,657.21

Finding the Fourth Proportional to 4,781.55, 6,598.35 and 2,657.21

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Solution

The fourth proportional to 4,781.55, 6,598.35 and 2,657.21 is: 3,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.55 : 6,598.35 = 2,657.21 : x
  2. Step 2: Convert to fraction form
    4,781.55/6,598.35 = 2,657.21/x
  3. Step 3: Cross multiply
    4,781.55x = 6,598.35 × 2,657.21
  4. Step 4: Simplify right side
    4,781.55x = 17,533,201.60
  5. Step 5: Solve for x
    x = 17,533,201.60/4,781.55
  6. Step 6: Final answer
    x = 3,666.84

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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.