Home / 10,356.90-14,292.45-6,323.70

Finding the Fourth Proportional to 10,356.90, 14,292.45 and 6,323.70

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Solution

The fourth proportional to 10,356.90, 14,292.45 and 6,323.70 is: 8,726.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.90 : 14,292.45 = 6,323.70 : x
  2. Step 2: Convert to fraction form
    10,356.90/14,292.45 = 6,323.70/x
  3. Step 3: Cross multiply
    10,356.90x = 14,292.45 × 6,323.70
  4. Step 4: Simplify right side
    10,356.90x = 90,381,219.66
  5. Step 5: Solve for x
    x = 90,381,219.66/10,356.90
  6. Step 6: Final answer
    x = 8,726.67

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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.