Home / 11,097.75-15,314.90-6,130.07

Finding the Fourth Proportional to 11,097.75, 15,314.90 and 6,130.07

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Solution

The fourth proportional to 11,097.75, 15,314.90 and 6,130.07 is: 8,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.75 : 15,314.90 = 6,130.07 : x
  2. Step 2: Convert to fraction form
    11,097.75/15,314.90 = 6,130.07/x
  3. Step 3: Cross multiply
    11,097.75x = 15,314.90 × 6,130.07
  4. Step 4: Simplify right side
    11,097.75x = 93,881,378.39
  5. Step 5: Solve for x
    x = 93,881,378.39/11,097.75
  6. Step 6: Final answer
    x = 8,459.50

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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.