Home / 11,258.69-16,888.01-6,875.10

Finding the Fourth Proportional to 11,258.69, 16,888.01 and 6,875.10

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Solution

The fourth proportional to 11,258.69, 16,888.01 and 6,875.10 is: 10,312.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.69 : 16,888.01 = 6,875.10 : x
  2. Step 2: Convert to fraction form
    11,258.69/16,888.01 = 6,875.10/x
  3. Step 3: Cross multiply
    11,258.69x = 16,888.01 × 6,875.10
  4. Step 4: Simplify right side
    11,258.69x = 116,106,723.18
  5. Step 5: Solve for x
    x = 116,106,723.18/11,258.69
  6. Step 6: Final answer
    x = 10,312.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.