Home / 8,707.18-13,061.10-2,864.26

Finding the Fourth Proportional to 8,707.18, 13,061.10 and 2,864.26

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Solution

The fourth proportional to 8,707.18, 13,061.10 and 2,864.26 is: 4,296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.18 : 13,061.10 = 2,864.26 : x
  2. Step 2: Convert to fraction form
    8,707.18/13,061.10 = 2,864.26/x
  3. Step 3: Cross multiply
    8,707.18x = 13,061.10 × 2,864.26
  4. Step 4: Simplify right side
    8,707.18x = 37,410,386.29
  5. Step 5: Solve for x
    x = 37,410,386.29/8,707.18
  6. Step 6: Final answer
    x = 4,296.50

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1.5x scale

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.