Home / 10,788.15-14,887.86-6,539.07

Finding the Fourth Proportional to 10,788.15, 14,887.86 and 6,539.07

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Solution

The fourth proportional to 10,788.15, 14,887.86 and 6,539.07 is: 9,024.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.15 : 14,887.86 = 6,539.07 : x
  2. Step 2: Convert to fraction form
    10,788.15/14,887.86 = 6,539.07/x
  3. Step 3: Cross multiply
    10,788.15x = 14,887.86 × 6,539.07
  4. Step 4: Simplify right side
    10,788.15x = 97,352,758.69
  5. Step 5: Solve for x
    x = 97,352,758.69/10,788.15
  6. Step 6: Final answer
    x = 9,024.05

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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.