Home / 7,962.74-10,987.72-4,605.02

Finding the Fourth Proportional to 7,962.74, 10,987.72 and 4,605.02

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Solution

The fourth proportional to 7,962.74, 10,987.72 and 4,605.02 is: 6,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.74 : 10,987.72 = 4,605.02 : x
  2. Step 2: Convert to fraction form
    7,962.74/10,987.72 = 4,605.02/x
  3. Step 3: Cross multiply
    7,962.74x = 10,987.72 × 4,605.02
  4. Step 4: Simplify right side
    7,962.74x = 50,598,670.35
  5. Step 5: Solve for x
    x = 50,598,670.35/7,962.74
  6. Step 6: Final answer
    x = 6,354.43

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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.