Home / 7,547.03-10,415.38-4,360.45

Finding the Fourth Proportional to 7,547.03, 10,415.38 and 4,360.45

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Solution

The fourth proportional to 7,547.03, 10,415.38 and 4,360.45 is: 6,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.03 : 10,415.38 = 4,360.45 : x
  2. Step 2: Convert to fraction form
    7,547.03/10,415.38 = 4,360.45/x
  3. Step 3: Cross multiply
    7,547.03x = 10,415.38 × 4,360.45
  4. Step 4: Simplify right side
    7,547.03x = 45,415,743.72
  5. Step 5: Solve for x
    x = 45,415,743.72/7,547.03
  6. Step 6: Final answer
    x = 6,017.70

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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.