Home / 9,876.49-14,814.72-4,539.07

Finding the Fourth Proportional to 9,876.49, 14,814.72 and 4,539.07

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Solution

The fourth proportional to 9,876.49, 14,814.72 and 4,539.07 is: 6,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876.49 : 14,814.72 = 4,539.07 : x
  2. Step 2: Convert to fraction form
    9,876.49/14,814.72 = 4,539.07/x
  3. Step 3: Cross multiply
    9,876.49x = 14,814.72 × 4,539.07
  4. Step 4: Simplify right side
    9,876.49x = 67,245,051.11
  5. Step 5: Solve for x
    x = 67,245,051.11/9,876.49
  6. Step 6: Final answer
    x = 6,808.60

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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.