Home / 10,312.54-15,466.05-2,915.26

Finding the Fourth Proportional to 10,312.54, 15,466.05 and 2,915.26

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Solution

The fourth proportional to 10,312.54, 15,466.05 and 2,915.26 is: 4,372.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312.54 : 15,466.05 = 2,915.26 : x
  2. Step 2: Convert to fraction form
    10,312.54/15,466.05 = 2,915.26/x
  3. Step 3: Cross multiply
    10,312.54x = 15,466.05 × 2,915.26
  4. Step 4: Simplify right side
    10,312.54x = 45,087,556.92
  5. Step 5: Solve for x
    x = 45,087,556.92/10,312.54
  6. Step 6: Final answer
    x = 4,372.11

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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.