Home / 4,587.78-6,330.05-2,699.45

Finding the Fourth Proportional to 4,587.78, 6,330.05 and 2,699.45

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Solution

The fourth proportional to 4,587.78, 6,330.05 and 2,699.45 is: 3,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.78 : 6,330.05 = 2,699.45 : x
  2. Step 2: Convert to fraction form
    4,587.78/6,330.05 = 2,699.45/x
  3. Step 3: Cross multiply
    4,587.78x = 6,330.05 × 2,699.45
  4. Step 4: Simplify right side
    4,587.78x = 17,087,652.31
  5. Step 5: Solve for x
    x = 17,087,652.31/4,587.78
  6. Step 6: Final answer
    x = 3,724.60

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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.