Home / 2,956.16-4,430.48-1,570.16

Finding the Fourth Proportional to 2,956.16, 4,430.48 and 1,570.16

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Solution

The fourth proportional to 2,956.16, 4,430.48 and 1,570.16 is: 2,353.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.16 : 4,430.48 = 1,570.16 : x
  2. Step 2: Convert to fraction form
    2,956.16/4,430.48 = 1,570.16/x
  3. Step 3: Cross multiply
    2,956.16x = 4,430.48 × 1,570.16
  4. Step 4: Simplify right side
    2,956.16x = 6,956,565.70
  5. Step 5: Solve for x
    x = 6,956,565.70/2,956.16
  6. Step 6: Final answer
    x = 2,353.24

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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.