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Finding the Fourth Proportional to 5,931.66, 8,905.05 and 4,838.16

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Solution

The fourth proportional to 5,931.66, 8,905.05 and 4,838.16 is: 7,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.66 : 8,905.05 = 4,838.16 : x
  2. Step 2: Convert to fraction form
    5,931.66/8,905.05 = 4,838.16/x
  3. Step 3: Cross multiply
    5,931.66x = 8,905.05 × 4,838.16
  4. Step 4: Simplify right side
    5,931.66x = 43,084,056.71
  5. Step 5: Solve for x
    x = 43,084,056.71/5,931.66
  6. Step 6: Final answer
    x = 7,263.41

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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.