Home / 5,802.40-8,703.60-2,886.40

Finding the Fourth Proportional to 5,802.40, 8,703.60 and 2,886.40

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Solution

The fourth proportional to 5,802.40, 8,703.60 and 2,886.40 is: 4,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.40 : 8,703.60 = 2,886.40 : x
  2. Step 2: Convert to fraction form
    5,802.40/8,703.60 = 2,886.40/x
  3. Step 3: Cross multiply
    5,802.40x = 8,703.60 × 2,886.40
  4. Step 4: Simplify right side
    5,802.40x = 25,122,071.04
  5. Step 5: Solve for x
    x = 25,122,071.04/5,802.40
  6. Step 6: Final answer
    x = 4,329.60

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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.