Home / 8,539.13-11,783.88-4,762.58

Finding the Fourth Proportional to 8,539.13, 11,783.88 and 4,762.58

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Solution

The fourth proportional to 8,539.13, 11,783.88 and 4,762.58 is: 6,572.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539.13 : 11,783.88 = 4,762.58 : x
  2. Step 2: Convert to fraction form
    8,539.13/11,783.88 = 4,762.58/x
  3. Step 3: Cross multiply
    8,539.13x = 11,783.88 × 4,762.58
  4. Step 4: Simplify right side
    8,539.13x = 56,121,612.29
  5. Step 5: Solve for x
    x = 56,121,612.29/8,539.13
  6. Step 6: Final answer
    x = 6,572.28

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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.