Home / 5,284.85-7,292.50-2,926.40

Finding the Fourth Proportional to 5,284.85, 7,292.50 and 2,926.40

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Solution

The fourth proportional to 5,284.85, 7,292.50 and 2,926.40 is: 4,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.85 : 7,292.50 = 2,926.40 : x
  2. Step 2: Convert to fraction form
    5,284.85/7,292.50 = 2,926.40/x
  3. Step 3: Cross multiply
    5,284.85x = 7,292.50 × 2,926.40
  4. Step 4: Simplify right side
    5,284.85x = 21,340,728.22
  5. Step 5: Solve for x
    x = 21,340,728.22/5,284.85
  6. Step 6: Final answer
    x = 4,038.10

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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.