Home / 10,598.91-15,898.67-2,807.72

Finding the Fourth Proportional to 10,598.91, 15,898.67 and 2,807.72

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Solution

The fourth proportional to 10,598.91, 15,898.67 and 2,807.72 is: 4,211.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,598.91 : 15,898.67 = 2,807.72 : x
  2. Step 2: Convert to fraction form
    10,598.91/15,898.67 = 2,807.72/x
  3. Step 3: Cross multiply
    10,598.91x = 15,898.67 × 2,807.72
  4. Step 4: Simplify right side
    10,598.91x = 44,638,990.35
  5. Step 5: Solve for x
    x = 44,638,990.35/10,598.91
  6. Step 6: Final answer
    x = 4,211.66

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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.