Home / 5,011.32-6,916.22-2,915.45

Finding the Fourth Proportional to 5,011.32, 6,916.22 and 2,915.45

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Solution

The fourth proportional to 5,011.32, 6,916.22 and 2,915.45 is: 4,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.32 : 6,916.22 = 2,915.45 : x
  2. Step 2: Convert to fraction form
    5,011.32/6,916.22 = 2,915.45/x
  3. Step 3: Cross multiply
    5,011.32x = 6,916.22 × 2,915.45
  4. Step 4: Simplify right side
    5,011.32x = 20,163,844.44
  5. Step 5: Solve for x
    x = 20,163,844.44/5,011.32
  6. Step 6: Final answer
    x = 4,023.66

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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.