Home / 4,210.04-5,809.20-2,531.08

Finding the Fourth Proportional to 4,210.04, 5,809.20 and 2,531.08

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Solution

The fourth proportional to 4,210.04, 5,809.20 and 2,531.08 is: 3,492.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.04 : 5,809.20 = 2,531.08 : x
  2. Step 2: Convert to fraction form
    4,210.04/5,809.20 = 2,531.08/x
  3. Step 3: Cross multiply
    4,210.04x = 5,809.20 × 2,531.08
  4. Step 4: Simplify right side
    4,210.04x = 14,703,549.94
  5. Step 5: Solve for x
    x = 14,703,549.94/4,210.04
  6. Step 6: Final answer
    x = 3,492.50

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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.