Home / 5,354.09-8,032.85-1,657.05

Finding the Fourth Proportional to 5,354.09, 8,032.85 and 1,657.05

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Solution

The fourth proportional to 5,354.09, 8,032.85 and 1,657.05 is: 2,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.09 : 8,032.85 = 1,657.05 : x
  2. Step 2: Convert to fraction form
    5,354.09/8,032.85 = 1,657.05/x
  3. Step 3: Cross multiply
    5,354.09x = 8,032.85 × 1,657.05
  4. Step 4: Simplify right side
    5,354.09x = 13,310,834.09
  5. Step 5: Solve for x
    x = 13,310,834.09/5,354.09
  6. Step 6: Final answer
    x = 2,486.11

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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.