Home / 9,237.81-13,856.67-2,312.31

Finding the Fourth Proportional to 9,237.81, 13,856.67 and 2,312.31

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Solution

The fourth proportional to 9,237.81, 13,856.67 and 2,312.31 is: 3,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.81 : 13,856.67 = 2,312.31 : x
  2. Step 2: Convert to fraction form
    9,237.81/13,856.67 = 2,312.31/x
  3. Step 3: Cross multiply
    9,237.81x = 13,856.67 × 2,312.31
  4. Step 4: Simplify right side
    9,237.81x = 32,040,916.61
  5. Step 5: Solve for x
    x = 32,040,916.61/9,237.81
  6. Step 6: Final answer
    x = 3,468.45

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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.