Home / 7,998.30-11,973.15-4,701.60

Finding the Fourth Proportional to 7,998.30, 11,973.15 and 4,701.60

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Solution

The fourth proportional to 7,998.30, 11,973.15 and 4,701.60 is: 7,038.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.30 : 11,973.15 = 4,701.60 : x
  2. Step 2: Convert to fraction form
    7,998.30/11,973.15 = 4,701.60/x
  3. Step 3: Cross multiply
    7,998.30x = 11,973.15 × 4,701.60
  4. Step 4: Simplify right side
    7,998.30x = 56,292,962.04
  5. Step 5: Solve for x
    x = 56,292,962.04/7,998.30
  6. Step 6: Final answer
    x = 7,038.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.