Home / 9,876.32-14,818.58-4,326.80

Finding the Fourth Proportional to 9,876.32, 14,818.58 and 4,326.80

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Solution

The fourth proportional to 9,876.32, 14,818.58 and 4,326.80 is: 6,492.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876.32 : 14,818.58 = 4,326.80 : x
  2. Step 2: Convert to fraction form
    9,876.32/14,818.58 = 4,326.80/x
  3. Step 3: Cross multiply
    9,876.32x = 14,818.58 × 4,326.80
  4. Step 4: Simplify right side
    9,876.32x = 64,117,031.94
  5. Step 5: Solve for x
    x = 64,117,031.94/9,876.32
  6. Step 6: Final answer
    x = 6,492.00

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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.