Home / 4,030.02-5,561.28-2,538.72

Finding the Fourth Proportional to 4,030.02, 5,561.28 and 2,538.72

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Solution

The fourth proportional to 4,030.02, 5,561.28 and 2,538.72 is: 3,503.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.02 : 5,561.28 = 2,538.72 : x
  2. Step 2: Convert to fraction form
    4,030.02/5,561.28 = 2,538.72/x
  3. Step 3: Cross multiply
    4,030.02x = 5,561.28 × 2,538.72
  4. Step 4: Simplify right side
    4,030.02x = 14,118,532.76
  5. Step 5: Solve for x
    x = 14,118,532.76/4,030.02
  6. Step 6: Final answer
    x = 3,503.34

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Half scale
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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.