Home / 10,430.24-14,393.60-5,650.16

Finding the Fourth Proportional to 10,430.24, 14,393.60 and 5,650.16

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Solution

The fourth proportional to 10,430.24, 14,393.60 and 5,650.16 is: 7,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.24 : 14,393.60 = 5,650.16 : x
  2. Step 2: Convert to fraction form
    10,430.24/14,393.60 = 5,650.16/x
  3. Step 3: Cross multiply
    10,430.24x = 14,393.60 × 5,650.16
  4. Step 4: Simplify right side
    10,430.24x = 81,326,063.95
  5. Step 5: Solve for x
    x = 81,326,063.95/10,430.24
  6. Step 6: Final answer
    x = 7,797.15

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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.