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Finding the Fourth Proportional to 8,875.64, 13,292.71 and 7,014.26

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Solution

The fourth proportional to 8,875.64, 13,292.71 and 7,014.26 is: 10,504.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.64 : 13,292.71 = 7,014.26 : x
  2. Step 2: Convert to fraction form
    8,875.64/13,292.71 = 7,014.26/x
  3. Step 3: Cross multiply
    8,875.64x = 13,292.71 × 7,014.26
  4. Step 4: Simplify right side
    8,875.64x = 93,238,539.74
  5. Step 5: Solve for x
    x = 93,238,539.74/8,875.64
  6. Step 6: Final answer
    x = 10,504.99

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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.