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Finding the Fourth Proportional to 8,903.36, 13,363.08 and 4,746.84

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Solution

The fourth proportional to 8,903.36, 13,363.08 and 4,746.84 is: 7,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.36 : 13,363.08 = 4,746.84 : x
  2. Step 2: Convert to fraction form
    8,903.36/13,363.08 = 4,746.84/x
  3. Step 3: Cross multiply
    8,903.36x = 13,363.08 × 4,746.84
  4. Step 4: Simplify right side
    8,903.36x = 63,432,402.67
  5. Step 5: Solve for x
    x = 63,432,402.67/8,903.36
  6. Step 6: Final answer
    x = 7,124.55

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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.