Home / 11,335.48-15,642.42-6,300.04

Finding the Fourth Proportional to 11,335.48, 15,642.42 and 6,300.04

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Solution

The fourth proportional to 11,335.48, 15,642.42 and 6,300.04 is: 8,693.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.48 : 15,642.42 = 6,300.04 : x
  2. Step 2: Convert to fraction form
    11,335.48/15,642.42 = 6,300.04/x
  3. Step 3: Cross multiply
    11,335.48x = 15,642.42 × 6,300.04
  4. Step 4: Simplify right side
    11,335.48x = 98,547,871.70
  5. Step 5: Solve for x
    x = 98,547,871.70/11,335.48
  6. Step 6: Final answer
    x = 8,693.75

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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.