Home / 11,295.74-15,587.78-6,260.18

Finding the Fourth Proportional to 11,295.74, 15,587.78 and 6,260.18

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Solution

The fourth proportional to 11,295.74, 15,587.78 and 6,260.18 is: 8,638.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.74 : 15,587.78 = 6,260.18 : x
  2. Step 2: Convert to fraction form
    11,295.74/15,587.78 = 6,260.18/x
  3. Step 3: Cross multiply
    11,295.74x = 15,587.78 × 6,260.18
  4. Step 4: Simplify right side
    11,295.74x = 97,582,199.36
  5. Step 5: Solve for x
    x = 97,582,199.36/11,295.74
  6. Step 6: Final answer
    x = 8,638.85

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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.