Home / 8,730.30-12,045.08-4,953.18

Finding the Fourth Proportional to 8,730.30, 12,045.08 and 4,953.18

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Solution

The fourth proportional to 8,730.30, 12,045.08 and 4,953.18 is: 6,833.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.30 : 12,045.08 = 4,953.18 : x
  2. Step 2: Convert to fraction form
    8,730.30/12,045.08 = 4,953.18/x
  3. Step 3: Cross multiply
    8,730.30x = 12,045.08 × 4,953.18
  4. Step 4: Simplify right side
    8,730.30x = 59,661,449.35
  5. Step 5: Solve for x
    x = 59,661,449.35/8,730.30
  6. Step 6: Final answer
    x = 6,833.84

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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.