Home / 2,157.23-2,973.56-1,526.39

Finding the Fourth Proportional to 2,157.23, 2,973.56 and 1,526.39

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Solution

The fourth proportional to 2,157.23, 2,973.56 and 1,526.39 is: 2,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157.23 : 2,973.56 = 1,526.39 : x
  2. Step 2: Convert to fraction form
    2,157.23/2,973.56 = 1,526.39/x
  3. Step 3: Cross multiply
    2,157.23x = 2,973.56 × 1,526.39
  4. Step 4: Simplify right side
    2,157.23x = 4,538,826.21
  5. Step 5: Solve for x
    x = 4,538,826.21/2,157.23
  6. Step 6: Final answer
    x = 2,104.00

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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.