Home / 7,719.48-10,652.82-4,577.16

Finding the Fourth Proportional to 7,719.48, 10,652.82 and 4,577.16

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Solution

The fourth proportional to 7,719.48, 10,652.82 and 4,577.16 is: 6,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.48 : 10,652.82 = 4,577.16 : x
  2. Step 2: Convert to fraction form
    7,719.48/10,652.82 = 4,577.16/x
  3. Step 3: Cross multiply
    7,719.48x = 10,652.82 × 4,577.16
  4. Step 4: Simplify right side
    7,719.48x = 48,759,661.59
  5. Step 5: Solve for x
    x = 48,759,661.59/7,719.48
  6. Step 6: Final answer
    x = 6,316.44

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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.