Home / 7,988.04-11,023.02-4,630.59

Finding the Fourth Proportional to 7,988.04, 11,023.02 and 4,630.59

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Solution

The fourth proportional to 7,988.04, 11,023.02 and 4,630.59 is: 6,389.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988.04 : 11,023.02 = 4,630.59 : x
  2. Step 2: Convert to fraction form
    7,988.04/11,023.02 = 4,630.59/x
  3. Step 3: Cross multiply
    7,988.04x = 11,023.02 × 4,630.59
  4. Step 4: Simplify right side
    7,988.04x = 51,043,086.18
  5. Step 5: Solve for x
    x = 51,043,086.18/7,988.04
  6. Step 6: Final answer
    x = 6,389.94

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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.