Home / 4,763.18-6,566.90-3,909.32

Finding the Fourth Proportional to 4,763.18, 6,566.90 and 3,909.32

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Solution

The fourth proportional to 4,763.18, 6,566.90 and 3,909.32 is: 5,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.18 : 6,566.90 = 3,909.32 : x
  2. Step 2: Convert to fraction form
    4,763.18/6,566.90 = 3,909.32/x
  3. Step 3: Cross multiply
    4,763.18x = 6,566.90 × 3,909.32
  4. Step 4: Simplify right side
    4,763.18x = 25,672,113.51
  5. Step 5: Solve for x
    x = 25,672,113.51/4,763.18
  6. Step 6: Final answer
    x = 5,389.70

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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.