Home / 5,263.59-7,263.77-2,905.74

Finding the Fourth Proportional to 5,263.59, 7,263.77 and 2,905.74

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Solution

The fourth proportional to 5,263.59, 7,263.77 and 2,905.74 is: 4,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.59 : 7,263.77 = 2,905.74 : x
  2. Step 2: Convert to fraction form
    5,263.59/7,263.77 = 2,905.74/x
  3. Step 3: Cross multiply
    5,263.59x = 7,263.77 × 2,905.74
  4. Step 4: Simplify right side
    5,263.59x = 21,106,612.51
  5. Step 5: Solve for x
    x = 21,106,612.51/5,263.59
  6. Step 6: Final answer
    x = 4,009.92

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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.