Home / 10,780.02-14,876.46-6,064.20

Finding the Fourth Proportional to 10,780.02, 14,876.46 and 6,064.20

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Solution

The fourth proportional to 10,780.02, 14,876.46 and 6,064.20 is: 8,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780.02 : 14,876.46 = 6,064.20 : x
  2. Step 2: Convert to fraction form
    10,780.02/14,876.46 = 6,064.20/x
  3. Step 3: Cross multiply
    10,780.02x = 14,876.46 × 6,064.20
  4. Step 4: Simplify right side
    10,780.02x = 90,213,828.73
  5. Step 5: Solve for x
    x = 90,213,828.73/10,780.02
  6. Step 6: Final answer
    x = 8,368.61

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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.