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Finding the Fourth Proportional to 7,547.58, 10,414.98 and 4,403.16

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Solution

The fourth proportional to 7,547.58, 10,414.98 and 4,403.16 is: 6,075.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.58 : 10,414.98 = 4,403.16 : x
  2. Step 2: Convert to fraction form
    7,547.58/10,414.98 = 4,403.16/x
  3. Step 3: Cross multiply
    7,547.58x = 10,414.98 × 4,403.16
  4. Step 4: Simplify right side
    7,547.58x = 45,858,823.34
  5. Step 5: Solve for x
    x = 45,858,823.34/7,547.58
  6. Step 6: Final answer
    x = 6,075.96

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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.