Home / 7,746.66-10,690.56-4,210.11

Finding the Fourth Proportional to 7,746.66, 10,690.56 and 4,210.11

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Solution

The fourth proportional to 7,746.66, 10,690.56 and 4,210.11 is: 5,810.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.66 : 10,690.56 = 4,210.11 : x
  2. Step 2: Convert to fraction form
    7,746.66/10,690.56 = 4,210.11/x
  3. Step 3: Cross multiply
    7,746.66x = 10,690.56 × 4,210.11
  4. Step 4: Simplify right side
    7,746.66x = 45,008,433.56
  5. Step 5: Solve for x
    x = 45,008,433.56/7,746.66
  6. Step 6: Final answer
    x = 5,810.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.