Home / 4,580.24-6,870.35-1,657.87

Finding the Fourth Proportional to 4,580.24, 6,870.35 and 1,657.87

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Solution

The fourth proportional to 4,580.24, 6,870.35 and 1,657.87 is: 2,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.24 : 6,870.35 = 1,657.87 : x
  2. Step 2: Convert to fraction form
    4,580.24/6,870.35 = 1,657.87/x
  3. Step 3: Cross multiply
    4,580.24x = 6,870.35 × 1,657.87
  4. Step 4: Simplify right side
    4,580.24x = 11,390,134.12
  5. Step 5: Solve for x
    x = 11,390,134.12/4,580.24
  6. Step 6: Final answer
    x = 2,486.80

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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.