Home / 7,853.61-10,827.15-6,265.62

Finding the Fourth Proportional to 7,853.61, 10,827.15 and 6,265.62

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Solution

The fourth proportional to 7,853.61, 10,827.15 and 6,265.62 is: 8,637.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.61 : 10,827.15 = 6,265.62 : x
  2. Step 2: Convert to fraction form
    7,853.61/10,827.15 = 6,265.62/x
  3. Step 3: Cross multiply
    7,853.61x = 10,827.15 × 6,265.62
  4. Step 4: Simplify right side
    7,853.61x = 67,838,807.58
  5. Step 5: Solve for x
    x = 67,838,807.58/7,853.61
  6. Step 6: Final answer
    x = 8,637.91

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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.