Home / 9,280.72-13,925.40-9,030.16

Finding the Fourth Proportional to 9,280.72, 13,925.40 and 9,030.16

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Solution

The fourth proportional to 9,280.72, 13,925.40 and 9,030.16 is: 13,549.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.72 : 13,925.40 = 9,030.16 : x
  2. Step 2: Convert to fraction form
    9,280.72/13,925.40 = 9,030.16/x
  3. Step 3: Cross multiply
    9,280.72x = 13,925.40 × 9,030.16
  4. Step 4: Simplify right side
    9,280.72x = 125,748,590.06
  5. Step 5: Solve for x
    x = 125,748,590.06/9,280.72
  6. Step 6: Final answer
    x = 13,549.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.