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Finding the Fourth Proportional to 4,580.48, 6,870.24 and 1,657.92

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Solution

The fourth proportional to 4,580.48, 6,870.24 and 1,657.92 is: 2,486.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.48 : 6,870.24 = 1,657.92 : x
  2. Step 2: Convert to fraction form
    4,580.48/6,870.24 = 1,657.92/x
  3. Step 3: Cross multiply
    4,580.48x = 6,870.24 × 1,657.92
  4. Step 4: Simplify right side
    4,580.48x = 11,390,308.30
  5. Step 5: Solve for x
    x = 11,390,308.30/4,580.48
  6. Step 6: Final answer
    x = 2,486.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.