Home / 5,763.60-8,587.37-5,386.40

Finding the Fourth Proportional to 5,763.60, 8,587.37 and 5,386.40

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Solution

The fourth proportional to 5,763.60, 8,587.37 and 5,386.40 is: 8,025.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,763.60 : 8,587.37 = 5,386.40 : x
  2. Step 2: Convert to fraction form
    5,763.60/8,587.37 = 5,386.40/x
  3. Step 3: Cross multiply
    5,763.60x = 8,587.37 × 5,386.40
  4. Step 4: Simplify right side
    5,763.60x = 46,255,009.77
  5. Step 5: Solve for x
    x = 46,255,009.77/5,763.60
  6. Step 6: Final answer
    x = 8,025.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.