Home / 11,077.98-15,280.74-6,598.68

Finding the Fourth Proportional to 11,077.98, 15,280.74 and 6,598.68

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Solution

The fourth proportional to 11,077.98, 15,280.74 and 6,598.68 is: 9,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.98 : 15,280.74 = 6,598.68 : x
  2. Step 2: Convert to fraction form
    11,077.98/15,280.74 = 6,598.68/x
  3. Step 3: Cross multiply
    11,077.98x = 15,280.74 × 6,598.68
  4. Step 4: Simplify right side
    11,077.98x = 100,832,713.42
  5. Step 5: Solve for x
    x = 100,832,713.42/11,077.98
  6. Step 6: Final answer
    x = 9,102.08

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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.