Home / 10,782.40-14,874.26-6,303.23

Finding the Fourth Proportional to 10,782.40, 14,874.26 and 6,303.23

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Solution

The fourth proportional to 10,782.40, 14,874.26 and 6,303.23 is: 8,695.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782.40 : 14,874.26 = 6,303.23 : x
  2. Step 2: Convert to fraction form
    10,782.40/14,874.26 = 6,303.23/x
  3. Step 3: Cross multiply
    10,782.40x = 14,874.26 × 6,303.23
  4. Step 4: Simplify right side
    10,782.40x = 93,755,881.86
  5. Step 5: Solve for x
    x = 93,755,881.86/10,782.40
  6. Step 6: Final answer
    x = 8,695.27

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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.