Home / 7,330.48-10,113.16-4,345.20

Finding the Fourth Proportional to 7,330.48, 10,113.16 and 4,345.20

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Solution

The fourth proportional to 7,330.48, 10,113.16 and 4,345.20 is: 5,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.48 : 10,113.16 = 4,345.20 : x
  2. Step 2: Convert to fraction form
    7,330.48/10,113.16 = 4,345.20/x
  3. Step 3: Cross multiply
    7,330.48x = 10,113.16 × 4,345.20
  4. Step 4: Simplify right side
    7,330.48x = 43,943,702.83
  5. Step 5: Solve for x
    x = 43,943,702.83/7,330.48
  6. Step 6: Final answer
    x = 5,994.66

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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.