Home / 7,677.03-10,593.45-4,321

Finding the Fourth Proportional to 7,677.03, 10,593.45 and 4,321

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Solution

The fourth proportional to 7,677.03, 10,593.45 and 4,321 is: 5,962.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.03 : 10,593.45 = 4,321 : x
  2. Step 2: Convert to fraction form
    7,677.03/10,593.45 = 4,321/x
  3. Step 3: Cross multiply
    7,677.03x = 10,593.45 × 4,321
  4. Step 4: Simplify right side
    7,677.03x = 45,774,297.45
  5. Step 5: Solve for x
    x = 45,774,297.45/7,677.03
  6. Step 6: Final answer
    x = 5,962.50

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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.