Home / 11,088.95-15,307.11-7,554.11

Finding the Fourth Proportional to 11,088.95, 15,307.11 and 7,554.11

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Solution

The fourth proportional to 11,088.95, 15,307.11 and 7,554.11 is: 10,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.95 : 15,307.11 = 7,554.11 : x
  2. Step 2: Convert to fraction form
    11,088.95/15,307.11 = 7,554.11/x
  3. Step 3: Cross multiply
    11,088.95x = 15,307.11 × 7,554.11
  4. Step 4: Simplify right side
    11,088.95x = 115,631,516.19
  5. Step 5: Solve for x
    x = 115,631,516.19/11,088.95
  6. Step 6: Final answer
    x = 10,427.64

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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.