Home / 4,507.60-6,220.63-2,518.51

Finding the Fourth Proportional to 4,507.60, 6,220.63 and 2,518.51

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Solution

The fourth proportional to 4,507.60, 6,220.63 and 2,518.51 is: 3,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.60 : 6,220.63 = 2,518.51 : x
  2. Step 2: Convert to fraction form
    4,507.60/6,220.63 = 2,518.51/x
  3. Step 3: Cross multiply
    4,507.60x = 6,220.63 × 2,518.51
  4. Step 4: Simplify right side
    4,507.60x = 15,666,718.12
  5. Step 5: Solve for x
    x = 15,666,718.12/4,507.60
  6. Step 6: Final answer
    x = 3,475.62

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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.