Home / 4,700.61-7,043.63-1,777.32

Finding the Fourth Proportional to 4,700.61, 7,043.63 and 1,777.32

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Solution

The fourth proportional to 4,700.61, 7,043.63 and 1,777.32 is: 2,663.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.61 : 7,043.63 = 1,777.32 : x
  2. Step 2: Convert to fraction form
    4,700.61/7,043.63 = 1,777.32/x
  3. Step 3: Cross multiply
    4,700.61x = 7,043.63 × 1,777.32
  4. Step 4: Simplify right side
    4,700.61x = 12,518,775.59
  5. Step 5: Solve for x
    x = 12,518,775.59/4,700.61
  6. Step 6: Final answer
    x = 2,663.22

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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.