Home / 4,345.65-6,521.31-1,881.63

Finding the Fourth Proportional to 4,345.65, 6,521.31 and 1,881.63

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Solution

The fourth proportional to 4,345.65, 6,521.31 and 1,881.63 is: 2,823.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.65 : 6,521.31 = 1,881.63 : x
  2. Step 2: Convert to fraction form
    4,345.65/6,521.31 = 1,881.63/x
  3. Step 3: Cross multiply
    4,345.65x = 6,521.31 × 1,881.63
  4. Step 4: Simplify right side
    4,345.65x = 12,270,692.54
  5. Step 5: Solve for x
    x = 12,270,692.54/4,345.65
  6. Step 6: Final answer
    x = 2,823.67

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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.