Home / 6,670.55-10,005.80-4,688.01

Finding the Fourth Proportional to 6,670.55, 10,005.80 and 4,688.01

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Solution

The fourth proportional to 6,670.55, 10,005.80 and 4,688.01 is: 7,031.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.55 : 10,005.80 = 4,688.01 : x
  2. Step 2: Convert to fraction form
    6,670.55/10,005.80 = 4,688.01/x
  3. Step 3: Cross multiply
    6,670.55x = 10,005.80 × 4,688.01
  4. Step 4: Simplify right side
    6,670.55x = 46,907,267.02
  5. Step 5: Solve for x
    x = 46,907,267.02/6,670.55
  6. Step 6: Final answer
    x = 7,031.99

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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.