Home / 8,365.08-12,547.70-2,520.93

Finding the Fourth Proportional to 8,365.08, 12,547.70 and 2,520.93

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Solution

The fourth proportional to 8,365.08, 12,547.70 and 2,520.93 is: 3,781.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.08 : 12,547.70 = 2,520.93 : x
  2. Step 2: Convert to fraction form
    8,365.08/12,547.70 = 2,520.93/x
  3. Step 3: Cross multiply
    8,365.08x = 12,547.70 × 2,520.93
  4. Step 4: Simplify right side
    8,365.08x = 31,631,873.36
  5. Step 5: Solve for x
    x = 31,631,873.36/8,365.08
  6. Step 6: Final answer
    x = 3,781.42

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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.