Home / 4,475.98-6,714.69-1,555.12

Finding the Fourth Proportional to 4,475.98, 6,714.69 and 1,555.12

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Solution

The fourth proportional to 4,475.98, 6,714.69 and 1,555.12 is: 2,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.98 : 6,714.69 = 1,555.12 : x
  2. Step 2: Convert to fraction form
    4,475.98/6,714.69 = 1,555.12/x
  3. Step 3: Cross multiply
    4,475.98x = 6,714.69 × 1,555.12
  4. Step 4: Simplify right side
    4,475.98x = 10,442,148.71
  5. Step 5: Solve for x
    x = 10,442,148.71/4,475.98
  6. Step 6: Final answer
    x = 2,332.93

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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.