Home / 8,354.61-11,529.35-4,578.01

Finding the Fourth Proportional to 8,354.61, 11,529.35 and 4,578.01

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Solution

The fourth proportional to 8,354.61, 11,529.35 and 4,578.01 is: 6,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.61 : 11,529.35 = 4,578.01 : x
  2. Step 2: Convert to fraction form
    8,354.61/11,529.35 = 4,578.01/x
  3. Step 3: Cross multiply
    8,354.61x = 11,529.35 × 4,578.01
  4. Step 4: Simplify right side
    8,354.61x = 52,781,492.42
  5. Step 5: Solve for x
    x = 52,781,492.42/8,354.61
  6. Step 6: Final answer
    x = 6,317.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.