Home / 10,512.30-14,509.95-7,369.26

Finding the Fourth Proportional to 10,512.30, 14,509.95 and 7,369.26

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Solution

The fourth proportional to 10,512.30, 14,509.95 and 7,369.26 is: 10,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.30 : 14,509.95 = 7,369.26 : x
  2. Step 2: Convert to fraction form
    10,512.30/14,509.95 = 7,369.26/x
  3. Step 3: Cross multiply
    10,512.30x = 14,509.95 × 7,369.26
  4. Step 4: Simplify right side
    10,512.30x = 106,927,594.14
  5. Step 5: Solve for x
    x = 106,927,594.14/10,512.30
  6. Step 6: Final answer
    x = 10,171.67

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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.