Home / 4,580.16-6,870.74-1,657.82

Finding the Fourth Proportional to 4,580.16, 6,870.74 and 1,657.82

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Solution

The fourth proportional to 4,580.16, 6,870.74 and 1,657.82 is: 2,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.16 : 6,870.74 = 1,657.82 : x
  2. Step 2: Convert to fraction form
    4,580.16/6,870.74 = 1,657.82/x
  3. Step 3: Cross multiply
    4,580.16x = 6,870.74 × 1,657.82
  4. Step 4: Simplify right side
    4,580.16x = 11,390,407.54
  5. Step 5: Solve for x
    x = 11,390,407.54/4,580.16
  6. Step 6: Final answer
    x = 2,486.90

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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.