Home / 5,038.92-6,953.72-2,801.16

Finding the Fourth Proportional to 5,038.92, 6,953.72 and 2,801.16

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Solution

The fourth proportional to 5,038.92, 6,953.72 and 2,801.16 is: 3,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.92 : 6,953.72 = 2,801.16 : x
  2. Step 2: Convert to fraction form
    5,038.92/6,953.72 = 2,801.16/x
  3. Step 3: Cross multiply
    5,038.92x = 6,953.72 × 2,801.16
  4. Step 4: Simplify right side
    5,038.92x = 19,478,468.31
  5. Step 5: Solve for x
    x = 19,478,468.31/5,038.92
  6. Step 6: Final answer
    x = 3,865.60

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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.