Home / 7,968.01-10,995.45-4,430.53

Finding the Fourth Proportional to 7,968.01, 10,995.45 and 4,430.53

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Solution

The fourth proportional to 7,968.01, 10,995.45 and 4,430.53 is: 6,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.01 : 10,995.45 = 4,430.53 : x
  2. Step 2: Convert to fraction form
    7,968.01/10,995.45 = 4,430.53/x
  3. Step 3: Cross multiply
    7,968.01x = 10,995.45 × 4,430.53
  4. Step 4: Simplify right side
    7,968.01x = 48,715,671.09
  5. Step 5: Solve for x
    x = 48,715,671.09/7,968.01
  6. Step 6: Final answer
    x = 6,113.91

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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.