Home / 11,341.50-15,648.98-6,624.87

Finding the Fourth Proportional to 11,341.50, 15,648.98 and 6,624.87

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Solution

The fourth proportional to 11,341.50, 15,648.98 and 6,624.87 is: 9,140.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.50 : 15,648.98 = 6,624.87 : x
  2. Step 2: Convert to fraction form
    11,341.50/15,648.98 = 6,624.87/x
  3. Step 3: Cross multiply
    11,341.50x = 15,648.98 × 6,624.87
  4. Step 4: Simplify right side
    11,341.50x = 103,672,366.32
  5. Step 5: Solve for x
    x = 103,672,366.32/11,341.50
  6. Step 6: Final answer
    x = 9,140.98

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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.