Home / 11,265.60-15,547.65-6,230.20

Finding the Fourth Proportional to 11,265.60, 15,547.65 and 6,230.20

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Solution

The fourth proportional to 11,265.60, 15,547.65 and 6,230.20 is: 8,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.60 : 15,547.65 = 6,230.20 : x
  2. Step 2: Convert to fraction form
    11,265.60/15,547.65 = 6,230.20/x
  3. Step 3: Cross multiply
    11,265.60x = 15,547.65 × 6,230.20
  4. Step 4: Simplify right side
    11,265.60x = 96,864,969.03
  5. Step 5: Solve for x
    x = 96,864,969.03/11,265.60
  6. Step 6: Final answer
    x = 8,598.30

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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.