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Finding the Fourth Proportional to 2,956.04, 4,430.29 and 1,570.04

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Solution

The fourth proportional to 2,956.04, 4,430.29 and 1,570.04 is: 2,353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.04 : 4,430.29 = 1,570.04 : x
  2. Step 2: Convert to fraction form
    2,956.04/4,430.29 = 1,570.04/x
  3. Step 3: Cross multiply
    2,956.04x = 4,430.29 × 1,570.04
  4. Step 4: Simplify right side
    2,956.04x = 6,955,732.51
  5. Step 5: Solve for x
    x = 6,955,732.51/2,956.04
  6. Step 6: Final answer
    x = 2,353.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.