Home / 10,580.30-15,870.56-4,335.96

Finding the Fourth Proportional to 10,580.30, 15,870.56 and 4,335.96

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Solution

The fourth proportional to 10,580.30, 15,870.56 and 4,335.96 is: 6,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.30 : 15,870.56 = 4,335.96 : x
  2. Step 2: Convert to fraction form
    10,580.30/15,870.56 = 4,335.96/x
  3. Step 3: Cross multiply
    10,580.30x = 15,870.56 × 4,335.96
  4. Step 4: Simplify right side
    10,580.30x = 68,814,029.46
  5. Step 5: Solve for x
    x = 68,814,029.46/10,580.30
  6. Step 6: Final answer
    x = 6,503.98

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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.