Home / 8,585.95-11,854.39-5,360.68

Finding the Fourth Proportional to 8,585.95, 11,854.39 and 5,360.68

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Solution

The fourth proportional to 8,585.95, 11,854.39 and 5,360.68 is: 7,401.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.95 : 11,854.39 = 5,360.68 : x
  2. Step 2: Convert to fraction form
    8,585.95/11,854.39 = 5,360.68/x
  3. Step 3: Cross multiply
    8,585.95x = 11,854.39 × 5,360.68
  4. Step 4: Simplify right side
    8,585.95x = 63,547,591.39
  5. Step 5: Solve for x
    x = 63,547,591.39/8,585.95
  6. Step 6: Final answer
    x = 7,401.35

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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.