Home / 8,569.08-12,849.48-4,870.35

Finding the Fourth Proportional to 8,569.08, 12,849.48 and 4,870.35

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Solution

The fourth proportional to 8,569.08, 12,849.48 and 4,870.35 is: 7,303.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.08 : 12,849.48 = 4,870.35 : x
  2. Step 2: Convert to fraction form
    8,569.08/12,849.48 = 4,870.35/x
  3. Step 3: Cross multiply
    8,569.08x = 12,849.48 × 4,870.35
  4. Step 4: Simplify right side
    8,569.08x = 62,581,464.92
  5. Step 5: Solve for x
    x = 62,581,464.92/8,569.08
  6. Step 6: Final answer
    x = 7,303.17

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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.