Home / 7,547.06-10,415.43-4,360.49

Finding the Fourth Proportional to 7,547.06, 10,415.43 and 4,360.49

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Solution

The fourth proportional to 7,547.06, 10,415.43 and 4,360.49 is: 6,017.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.06 : 10,415.43 = 4,360.49 : x
  2. Step 2: Convert to fraction form
    7,547.06/10,415.43 = 4,360.49/x
  3. Step 3: Cross multiply
    7,547.06x = 10,415.43 × 4,360.49
  4. Step 4: Simplify right side
    7,547.06x = 45,416,326.28
  5. Step 5: Solve for x
    x = 45,416,326.28/7,547.06
  6. Step 6: Final answer
    x = 6,017.75

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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.