Home / 12,582.98-18,873.25-6,340.51

Finding the Fourth Proportional to 12,582.98, 18,873.25 and 6,340.51

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Solution

The fourth proportional to 12,582.98, 18,873.25 and 6,340.51 is: 9,510.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.98 : 18,873.25 = 6,340.51 : x
  2. Step 2: Convert to fraction form
    12,582.98/18,873.25 = 6,340.51/x
  3. Step 3: Cross multiply
    12,582.98x = 18,873.25 × 6,340.51
  4. Step 4: Simplify right side
    12,582.98x = 119,666,073.76
  5. Step 5: Solve for x
    x = 119,666,073.76/12,582.98
  6. Step 6: Final answer
    x = 9,510.15

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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.