Home / 8,913.54-13,383.45-4,972.50

Finding the Fourth Proportional to 8,913.54, 13,383.45 and 4,972.50

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Solution

The fourth proportional to 8,913.54, 13,383.45 and 4,972.50 is: 7,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913.54 : 13,383.45 = 4,972.50 : x
  2. Step 2: Convert to fraction form
    8,913.54/13,383.45 = 4,972.50/x
  3. Step 3: Cross multiply
    8,913.54x = 13,383.45 × 4,972.50
  4. Step 4: Simplify right side
    8,913.54x = 66,549,205.13
  5. Step 5: Solve for x
    x = 66,549,205.13/8,913.54
  6. Step 6: Final answer
    x = 7,466.08

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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.