Home / 4,407.76-6,612.24-2,070.16

Finding the Fourth Proportional to 4,407.76, 6,612.24 and 2,070.16

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Solution

The fourth proportional to 4,407.76, 6,612.24 and 2,070.16 is: 3,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407.76 : 6,612.24 = 2,070.16 : x
  2. Step 2: Convert to fraction form
    4,407.76/6,612.24 = 2,070.16/x
  3. Step 3: Cross multiply
    4,407.76x = 6,612.24 × 2,070.16
  4. Step 4: Simplify right side
    4,407.76x = 13,688,394.76
  5. Step 5: Solve for x
    x = 13,688,394.76/4,407.76
  6. Step 6: Final answer
    x = 3,105.52

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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.