Home / 11,117.31-16,675.98-4,543.50

Finding the Fourth Proportional to 11,117.31, 16,675.98 and 4,543.50

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Solution

The fourth proportional to 11,117.31, 16,675.98 and 4,543.50 is: 6,815.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.31 : 16,675.98 = 4,543.50 : x
  2. Step 2: Convert to fraction form
    11,117.31/16,675.98 = 4,543.50/x
  3. Step 3: Cross multiply
    11,117.31x = 16,675.98 × 4,543.50
  4. Step 4: Simplify right side
    11,117.31x = 75,767,315.13
  5. Step 5: Solve for x
    x = 75,767,315.13/11,117.31
  6. Step 6: Final answer
    x = 6,815.26

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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.