Home / 8,853.48-12,218.04-4,875.12

Finding the Fourth Proportional to 8,853.48, 12,218.04 and 4,875.12

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Solution

The fourth proportional to 8,853.48, 12,218.04 and 4,875.12 is: 6,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.48 : 12,218.04 = 4,875.12 : x
  2. Step 2: Convert to fraction form
    8,853.48/12,218.04 = 4,875.12/x
  3. Step 3: Cross multiply
    8,853.48x = 12,218.04 × 4,875.12
  4. Step 4: Simplify right side
    8,853.48x = 59,564,411.16
  5. Step 5: Solve for x
    x = 59,564,411.16/8,853.48
  6. Step 6: Final answer
    x = 6,727.80

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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.