Home / 4,030.76-6,045.96-1,690.16

Finding the Fourth Proportional to 4,030.76, 6,045.96 and 1,690.16

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Solution

The fourth proportional to 4,030.76, 6,045.96 and 1,690.16 is: 2,535.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.76 : 6,045.96 = 1,690.16 : x
  2. Step 2: Convert to fraction form
    4,030.76/6,045.96 = 1,690.16/x
  3. Step 3: Cross multiply
    4,030.76x = 6,045.96 × 1,690.16
  4. Step 4: Simplify right side
    4,030.76x = 10,218,639.75
  5. Step 5: Solve for x
    x = 10,218,639.75/4,030.76
  6. Step 6: Final answer
    x = 2,535.16

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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.