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Finding the Fourth Proportional to 5,283.92, 7,292.16 and 2,926.08

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Solution

The fourth proportional to 5,283.92, 7,292.16 and 2,926.08 is: 4,038.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.92 : 7,292.16 = 2,926.08 : x
  2. Step 2: Convert to fraction form
    5,283.92/7,292.16 = 2,926.08/x
  3. Step 3: Cross multiply
    5,283.92x = 7,292.16 × 2,926.08
  4. Step 4: Simplify right side
    5,283.92x = 21,337,443.53
  5. Step 5: Solve for x
    x = 21,337,443.53/5,283.92
  6. Step 6: Final answer
    x = 4,038.18

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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.