Home / 4,897.32-7,343.52-1,777.20

Finding the Fourth Proportional to 4,897.32, 7,343.52 and 1,777.20

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Solution

The fourth proportional to 4,897.32, 7,343.52 and 1,777.20 is: 2,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.32 : 7,343.52 = 1,777.20 : x
  2. Step 2: Convert to fraction form
    4,897.32/7,343.52 = 1,777.20/x
  3. Step 3: Cross multiply
    4,897.32x = 7,343.52 × 1,777.20
  4. Step 4: Simplify right side
    4,897.32x = 13,050,903.74
  5. Step 5: Solve for x
    x = 13,050,903.74/4,897.32
  6. Step 6: Final answer
    x = 2,664.91

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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.