Home / 10,914.94-15,061.90-6,437.67

Finding the Fourth Proportional to 10,914.94, 15,061.90 and 6,437.67

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Solution

The fourth proportional to 10,914.94, 15,061.90 and 6,437.67 is: 8,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.94 : 15,061.90 = 6,437.67 : x
  2. Step 2: Convert to fraction form
    10,914.94/15,061.90 = 6,437.67/x
  3. Step 3: Cross multiply
    10,914.94x = 15,061.90 × 6,437.67
  4. Step 4: Simplify right side
    10,914.94x = 96,963,541.77
  5. Step 5: Solve for x
    x = 96,963,541.77/10,914.94
  6. Step 6: Final answer
    x = 8,883.56

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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.