Home / 10,430.23-14,393.65-5,650.07

Finding the Fourth Proportional to 10,430.23, 14,393.65 and 5,650.07

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Solution

The fourth proportional to 10,430.23, 14,393.65 and 5,650.07 is: 7,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.23 : 14,393.65 = 5,650.07 : x
  2. Step 2: Convert to fraction form
    10,430.23/14,393.65 = 5,650.07/x
  3. Step 3: Cross multiply
    10,430.23x = 14,393.65 × 5,650.07
  4. Step 4: Simplify right side
    10,430.23x = 81,325,130.06
  5. Step 5: Solve for x
    x = 81,325,130.06/10,430.23
  6. Step 6: Final answer
    x = 7,797.06

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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.